Usé this to find the variance of X. 24. Assume that the increase in demand for electric power in millions– hours over the next 2 years in a particular area is a random var density is given by f(x) = (1/64)x³ 0

Q: 1. Find KH. C 10 A 3 В 4 D 21 M172/3

A: Triangle Proportionality theorem If a line parallel to one side and intersects the other two sides,…

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Q: 45x(4²)3 3. Express as a single power. 48 a. 43 b. 42 C. 418 d. 46

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Q: Let c d -4, then d c

A: Topic = Determinants

Q: 1. Let U = {1,2,3,4,5,6,7},A= {l,2,3,4}, B (3,4, 5}, C = {2,3,4,5,6}. Find the following: %3D a. AUB…

A: Given,U=1,2,3,4,5,6,7A=1,2,3,4B=3,4,5C=2,3,4,5,6

Q: %3D

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Q: 4. Swin (w - 2) dw

A: The given integral is: I=∫wlnw-2dw   Apply the integration by parts to solve the above integral.…

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Q: i. ii. iv. (A U B) iii. AnB (A U B)C vi. An BC V. An B AC n BC

A: The given Venn diagram is:

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A: Verify the identity

Q: A B C Total 47 Male 12 20 15 |Female 13 11 5 Total 25 31 20 29 76

A: Given data: The grades and gender of a group of students regarding to test is tabulated. Total…

Q: 2. In the figure above, m || n and y 5x. What is the value of y ?

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Q: 2. 2. 2. t.

A: Solution: The given equation is 2∂2u∂x2=∂2u∂t2+2x Rewrite it ∂2u∂t2-22∂2u∂x2=2x Conditions ux0,t=et…

Q: 23 (27) What is the exact value of CSC

A: A detailed solution is given below.

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A: by secant formula, we will find out this

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A: ( d )chi-squared goodness of fit test for categorical data. The formula is as follows:Degrees of…

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A: Given

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A: Given :

Q: 8. Which graph has three real zeros, one of which is -2? 9. Which graph has two real zeros, both of…

A: Graph of the function is given, we have to find the following graphs.

Q: c. Aº d. (AUB) nc

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Q: 7 pies 6 pies 4 pies O A. 17 pies3 B. 42 pies3 C. 168 pies D. 188 pies

A: The formula of  volume of a cuboid is…

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A: Given: mXW⏜=60, mWZ⏜=70, and mZY⏜=70.

Q: E 25 km 23 km О 23 О 42 54 67

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Q: Simplify. (3)-³ Select one: 12 a. b. 4/2 - 125 64 C. c. 1/1/2 d. - 64 125

A: The answer is given below:

Percentage

A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.

Algebraic Expressions

In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.

Numbers

Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.

Subtraction

Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.

Addition

Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.