-2 2 -1 2 4 5 J 3. Which of the following Let A = R = and C = l2 0 2 4 5. is the third row of A" B – C?? [-6 19 2 3] [19 -12 11] [-21 9 12 13] [-2 -16 -23} B

Q: +5:%–14. +23-15 Completely simplify your answer and state any variable restrictions. 7-5z+6 5.…

A:

Q: Find 4-¹, if A = [3 3 O ] 3 -2 0 O [32] −3 0 - [²2] O −3 12 -=[ 132] -3-2 O 2 3 3 2

A:

Q: 3 - If a = (1, -3, 2) , b = (-1,1,1) and c= (2,6, 9) ; find the following: 1. а + (b + c) 3. b+ 2(a…

A: As per our guidelines we need to solve only two subparts in a question.please repost the remaining…

Q: 4. Simplify 3(8z+2y). O 24z + 2y 24x+2y D24x+6y 30z +y 30cv

A:

Q: If  A= [ 1  3  1 ]        And     B= [ 4  4  -4 ]      [ 3  1  2 ]                          [ -4  0…

A: AB=

Q: A. y = -2(x – 4)² + 1 B. y = 2(x – 4)² + 1 C. y = 2(x + 4)² – 1 D. y = -2(x + 4)² – 1 7.

A: 7. A parabola can have equation of the form x=a(y-k)2+h. This parabola will have vertex at (h,k) and…

Q: (9y² + y - 7) + (7y² -y-4) = ]

A: We have to add 9y2+y-7+7y2-y-4

Q: If possible, write -11 - 6z + 5z? as a linear combination of -2 - z+ z?,2 - z? and 5 +z- 2r?.…

A: We have to show whether -11-6x+5x2 can be written as a linear combination of  -2-x+x2,  2-x2  and…

Q: how does the a in the second row become a 0

A: It is given that the row operations are performed on matrices as, 010-10a0-a0~01a-10a000~-10a010000…

Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: = Let A = 9 -6-1 Find 4A + 3B. 4A + 3B = 7 and B = -2-5 7 8 (...

A: We will find the required.

Q: Let B = [b1, b2, b3] = -1 -1

A:

Q: Find the values of a, b and c if: 21 l6 2a 21 7 2 +2b 2 3 -b

A: When a constant is multiplied to a matrix, then every element of the matrix is multiplied by the…

Q: Let B = [b1, b2, b3] = -1 -1

A:

Q: 9. Directions: Determine whether each expression in the table is equivalent to the expression shown…

A: i just solved and tried t explain the fist and last are correct expressions and other are not

Q: Let a =(3, -3, 8), and B = (-7, -1, 3), and = (8, 4, 11). Find ||2ä - 36||.

A:

Q: Determine the value of 7A+7M if 2x4 + 3x3 + + 8x2 + 9x + 3 A За + М + (1+x²)² х — 3 x(1+x²)² 1+x² ||

A: Given: 2x4+3x3+8x2+9x+3x1+x22=Ax-x-31+x2+3x+M1+x22

Q: the slop of the line (2y - 4x - 7 = 0) is * O-2 4 2. O 7 4

A: Slope of the line

Q: Find A. A = (2A)-1 [ -1 -2 2 2

A:

Q: - 2x' + x - x- 2 Given A .4 +x which among A, B, C and D is zero? 3 x+1 A. A В. В С. С D. D

A: Option B i.e  B=0.

Q: (2 3 1- find AB if A = | 1 -2 4 and B = 1 2 1 -2 0 3 2

A:

Q: Find a + b, 2a + 3b, lal, and la - b|. a = (4, –3), b = (-2, 5) a + b = (9,2) (2,9) 2a + 3b =

A:

Q: -7a²b³c -4 3a³b*c3

A: We will solve the  question in the following step.

Q: 18. Which of the following expressions is equivalent to (5x - 4y) (3x – 2y)? Select all that are…

A:

Q: 5 Which of the following is the standard equation of the ellipse with vertices at (1, 0) and (27, 0)…

A: To find the standard equation of the ellipse

Q: Find a × b if b = (–6, 9, —15) and à = (4, −6, 10) (-3,-2,0) (0,0,0) (1,-1,-1) (-24,-54,-150)

A:

Q: 5 -1 2 Let D = Find -4D. | 0 -6 7 -4D = %3D

A:

Q: Let B = [b1, b2, b3] = -1 -1

A:

Q: verify that 3(A + B) = 3A + 3B

A:

Q: 3 5 9 Let A = 1 and B = - 1 4 0 Find - 3A + 2B. - ЗА + 2B %3D

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: Cmbine the terms  4x+3x 10z+4+8z+3 21y+3Y  121/2k+51/2+31/2k  15n+2 4m +4 + 3m

A: We have to combine the given curve.

Q: 1 -1 2 2 1 -1 A = 2 B = 1 3 2 4 C = 1 -1 4 -4 Find A - B, A+ B, and A + C.

A: Here, A and B are of the same order so A-B and A+B is possible but A+C is not possible because A and…

Q: Suppose à = (2,– 2,1) and b = (-3,–1,4). Which of the following is à x b? Select one: (7, 11, 8)…

A: We have to find cross product

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: 18-7х b. 5-6х 5x+9y 7у-12х 3+11х 2. 5х-2у 5х-2у -6х+5

A:

Q: 6. 15r+7 23r-17

A:

Q: Simplify. −x²³y² − 4x²y² + xy² -7x³y² +5x² - 2x³y² O-9x³y2²-4x²y² + 5xy² O-14x³y²-4x²y² + 5xy²…

A: Simplify

Q: Dimension of ker A is Rank of A is

A:

Q: -9 8 -83 Let A= and B= 6 3 -9 9 Find -4A+3B.

A: The scalar multiplication is a significant matrix operation. When a scalar is multiplied with a…

Q: Let B = [b1, b2, b3] = -1 -1

A: