Given u = -5i - 7j and v= -9i - 4j, find u - v. Select the correct answer below: O-4i + 3j O-14i-11j O 14i + 11j O 4i-3j

Q: Simplify and state restrictions

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Q: Simplify the expression Select one: a. 8z²-20z+50 O b. 8x+10 О с. O d. 87³ +125 4 1675…

A: Here we will use the properties of division and multiplication

Q: Find a b. a = 61 + , b-1 - 9) + k

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Q: Find the GCF and LCM for the following terms: 27xty>z°, 6x°y®z³, 4yz.

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Q: For a = -3i+2j − 2k and b = −7i+ 3j, a × b = -6i - 5j – 14k. Select one: True O False

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Q: Example Calculate 3A - B and AB where: 0 -3 2 0 -2 15 6 A = 02 3 and B =1 -1 0 0 10-4

A: Given,          A=156023-100  and  B=0-3210-210-4

Q: Which expression is equivalent to: -3 ד ("z y-12 ?א27) 67x12 192x12 13 11 67x y z13 192x y

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Q: az If b b2 b3 = -2, find C2 C3 a1 - a3 a2 bị - b3 b2 bz. C1 - c3 c2 C3

A: Given,  a1a2a3b1b2b3c1c2c3=-2

Q: Let a = 2i - 3j and b= 2j + 3k. Compute for the following: (a + b) · (a – b) None of the choices -8

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Q: Determine which of the expressions are equivalent. Equivalent Expressions # 31(-2+ 51) # 41(5+ 21) –…

A: Two expressions are said to be equivalent is the value of both expressions are the same. Consider…

Q: iven ux*² = (1,-4,0), find lữ LƯ JAC

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Q: Find the principal values of (4+3j)3+4j.

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Q: Use the union rule to answer. If n(A) = 10, n(B) = 15 and n(AB) = 8, what is n(A U B)?

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Q: -3 9 -2 C = 9. -8 А- B = -7 -7 -6 Ex: 42 AB + AC = A

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Q: B. 120 + g 139 M.

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Q: What is the a+ib form of: wwwwww z = −6+9e-i¹7 4

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Q: Given u = -5i - 7j and ỷ = −9i – 4j, find u – v. Select the correct answer below: O -4i + 3j…

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Q: Simplify the expression to a + bi form: 49 – V-162 + v64 – V-72

A: To write the given expression in the form of a+bi.

Q: Which of the following does not have multiplicative inverses? a. 11mod5 b. 9mod4 c. 12mod7 d. 7mod6…

A: Let us consider and b are two integers are multiplicative inverse modulo m if  ab≡1(mod m) The…

Q: Find (a) u − v, (b) 2(u + 3v), and (c) 2v − u. u = (−7, 0, 0, 0, 9), v = (2, −3, −2, 3, 3)

A: a). b).

Q: O PLU of A -2 3 -6 9 1 3 A = 2 3 1 4 1 1 -2 2 -2 which Ronis are switched ?

A: In this we do change the given matrix in echlone form.and find a matrix which has rank 4.

Q: If cxb = -i+5j- 3k and a = 2i - 4j+ 6k, then which one is a. (bxc)? O -40 O-33 O 33 O 40

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Q: Use the union rule to answer the question. If n(A n B) = 8, n(A U B) = 34 and n(A) = 32, what is…

A: We know,      n(A U B) = n(A) + n(B) - n(A ∩ B)      => n(B) = n(A U B) + n(A ∩ B) - n(A)

Q: -a b Evaluate-2a +4x 2b-4y x с 2b-4y 2c +4% -Y

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Q: 6. Simplify: 3+ 2i 3-21

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Q: Simplify: 3)--9 3-31 6i 3+3j

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Q: Which equalion represents O8? 2 B O A. (x-3)++ 3 - 4 B. (x+ 3) - (y- 3) = 4

A: Equation of circle

Q: 27a³b?c Simplify: -3abc

A: Here we have to simplify the given expression. We have  27a3b2c-3abc Now we can write  27 = 3*3*3…

Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

A: We need to find dot product.

Q: Simplify: (4x + 3y)2

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Q: Solve for z: 2²-(3-2)=(57-5).

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Q: Find the GCF and LCM for the following terms: 15xty, 24xy, 3x3. O LCM: 120x y GCF: 3x3 O LCM: 6y2…

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Q: Q: Interpret the yate of change of (31 +S) (4u+2) y = with respect (2x+3) to

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Q: If A %3D аx + За, and B %3D 5ax + 2а, — баz, find @AB- АВ

A: ANGLE BETWEEN TWO VECTOR