Distributive law: Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz). The representation of distributive law is as follows: x + (y ⋅ z) = (x + y) (x + z) x (y + z) = x ⋅ y + x ⋅ z Identity law: The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”. The representation of identity law is as follows: 0 + x = x 1 ⋅ x = x Inverse law: The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0. The representation of inverse law is as follows: x + x' = 1 x ⋅ x = 0 Idempotent law: The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”. The representation of idempotent law is as follows: x + x = x x ⋅ x = x

Question

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Answer 1

Question

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)

=z⋅y' (1)+ z⋅x (by Null law)=z⋅y' + z⋅x (by Identity law)=z⋅(y' + x) (by Distributive law)

Therefore, the simplified expression is “z⋅(y' + x)”.

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Students have asked these similar questions

Consider the ER diagram of online sales system above. Based on the diagram answer the questions below, a) Based on the ER Diagram, determine the Foreign Key in the Product Table. Just mention the name of the attribute that could be the Foreign Key. b) Mention the relationship between the Order and Customer Entities. You can use the following: 1:1, 1:M, M:1, 0:1, 1:0, M:0, 0:M c) Is there a direct relationship that exists between Store and Customer entities? Answer Yes/No? d) Which of the 4 Entities mention in the diagram can have a recursive relationship? e) If a new entity Order_Details is introduced, will it be a strong entity or weak entity? If it is a weak entity, then mention its type?

No ai

Given the dependency diagram of attributes {C1,C2,C3,C4,C5) in a table shown in the following figure, (the primary key attributes are underlined)

Answer 2

Question

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)

=z⋅y' (1)+ z⋅x (by Null law)=z⋅y' + z⋅x (by Identity law)=z⋅(y' + x) (by Distributive law)

Therefore, the simplified expression is “z⋅(y' + x)”.

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Answer 3

Question

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)

=z⋅y' (1)+ z⋅x (by Null law)=z⋅y' + z⋅x (by Identity law)=z⋅(y' + x) (by Distributive law)

Therefore, the simplified expression is “z⋅(y' + x)”.

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Answer 4

Question

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)

=z⋅y' (1)+ z⋅x (by Null law)=z⋅y' + z⋅x (by Identity law)=z⋅(y' + x) (by Distributive law)

Therefore, the simplified expression is “z⋅(y' + x)”.

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Answer 5

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)

=z⋅y' (1)+ z⋅x (by Null law)=z⋅y' + z⋅x (by Identity law)=z⋅(y' + x) (by Distributive law)

Therefore, the simplified expression is “z⋅(y' + x)”.

Answer 6

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

Answer 7

Chapter 3, Problem 15E

a.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Answer 8

a.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅(y⋅z + y'⋅z)+ x⋅y + x'⋅y + x⋅z= x⋅y⋅z + x⋅y'⋅z + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (y + y') + x⋅y + x'⋅y + x⋅z (by Distributive law)= x⋅z (1) + x⋅y + x'⋅y + x⋅z (by Inverse law)

= x⋅z + x⋅z + x⋅y + x'⋅y (by Identity law)= x⋅z + x⋅y + x'⋅y (by Idempotent law)= x⋅z + y (x + x') (by Distributive law)= x⋅z + y (1) (by Inverse law)= x⋅z + y (by Identity law)

Therefore, the simplified expression is “x⋅z + y”.

Answer 9

a.

Expert Solution

Answer 10

a.

Expert Solution

Answer 11

Expert Solution

Answer 12

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

Answer 13

b.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Inverse law:

The sum of the variable (x) and the complement of the variable (x’) is 1 and the product of the variable (x) and the complement of the variable (x’) is 0.

The representation of inverse law is as follows:

x + x' = 1x ⋅ x = 0

De Morgan’s Law:

The complement of the intersection of two sets is the union of their complements.

The complement of the union of two sets is the intersection of their complements.

The representation of the De Morgan’s law as follows:

(x⋅y)' = x' + y'(x + y)' = x' ⋅ y'

Double compliment law:

The representation of double compliment law is

x'' = x

Answer 14

b.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = x⋅y⋅z'' + (y + z)' + x'⋅y⋅z= x⋅y⋅z + (y + z)' + x'⋅y⋅z (by Double Complement law)= x⋅y⋅z + (y'⋅z') + x'⋅y⋅z (by DeMorgan's law)= y⋅z(x + x') + y'⋅z' (by Distributive law)

= y⋅z(1) + y'⋅z' (by Inverse law)= y⋅z + y'⋅z' (by Identity law)

Therefore, the simplified expression is “y⋅z + y'⋅z'”.

Answer 15

b.

Expert Solution

Answer 16

b.

Expert Solution

Answer 17

Expert Solution

Answer 18

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)

=z⋅y' (1)+ z⋅x (by Null law)=z⋅y' + z⋅x (by Identity law)=z⋅(y' + x) (by Distributive law)

Therefore, the simplified expression is “z⋅(y' + x)”.

Answer 19

c.

Program Plan Intro

Distributive law:

Consider three variables x, y, and z. The multiplication of variable (x) with the sum of two variables (y and z) is same as the sum of the products (xy and xz).

The representation of distributive law is as follows:

x + (y⋅z) = (x + y) (x + z)x (y + z) = x⋅y + x⋅z

Idempotent law:

The sum of the variable (x) and the same variable (x) is “x” and the product of the variable (x) and the same variable (x) is “x”.

The representation of idempotent law is as follows:

x + x = xx ⋅ x = x

Null law:

The sum of the variable (x) and the value 1 is “1” and the product of the variable (x) and the value 0 is “0”.

The representation of null law is as follows:

1 + x = 10 ⋅ x = 0

Identity law:

The sum of the variable (x) and the value 0 is “x” and the product of the variable (x) and the value 1 is “x”.

The representation of identity law is as follows:

0 + x = x1 ⋅ x = x

Answer 20

c.

Expert Solution

Explanation of Solution

Simplification:

F(x, y, z) = z⋅(x⋅y' + z)⋅(x + y')= z⋅((x⋅y' + z)⋅x +(x⋅y' + z)⋅y') (by Distributive law)= z⋅((x⋅x⋅y' + z⋅x)+(x⋅y'⋅y' + z⋅y')) (by Distributive law)= z⋅(x⋅y' + z⋅x + x⋅y' + z⋅y') (by Idempotent law)

= z⋅(x⋅y' + z⋅x + z⋅y') (by Idempotent law)=z⋅x⋅y' + z⋅z⋅x + z⋅z⋅y' (by Distributive law)=z⋅x⋅y' + z⋅x + z⋅y' (by Idempotent law)=z⋅y' (x + 1)+ z⋅x (by Distributive law)