B- [x+y A= 3 and C = y -2 x- y If AB = C, then what is A? equal to? 4 8 1. -16 2. [8 -16 -8] 3. 4 12 -8] 12 Select the correct response: 2 4 1 4.

Q: 6. 3c2 - 5c for c = 3 76 8. 5a 3b + 5 for a = 4 andb 3 %3D

A: To find the values of the given expressions (6) 3c^2-5c at c=3 (8)5a-3b+5 at a=4 and b=3.

Q: Which of the following correctly states the interval that the function f(x) = 2x* - x² - 12x² %3D +x…

A: Given:     To determine: intervals in which f(x) is decreasing

Q: 2. Find AB, where -1 4043-690 B = 1 -2 5 = [ A = 2 2 -1 -5 1 -2 1 2

A:

Q: Problem 1. Do the following sets of vectors span R3? Select an Answer 1. 2 -8 2 2 -8 -1 2 Select an…

A:

Q: Find A+ B. 7 9 9- - A = B = 1 9 3 -3 |

A: Topic = Matrices   To add two matrices A and B , just add the corresponding entries, and place this…

Q: Determine values of a and b. 4 3 x 3 1 + -4 -5 2а -4 a 13 15 %D -2 7 -7 -11 16 a = 3, b = 3 O a =…

A:

Q: 39.) Simplify 4f + 3g - f + 7g by combining like terms. a. 3f + 10g b. 4f + 10g c. 13fg d. 14fg

A: Consider the given statements: 4f+3g-f+7g To solve this first of all bring the same terms at one…

Q: Find B- A. 79 A = - 9 B%3= 6. 2 4 9. 2.

A:

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

A:

Q: If 46 is subtracted from eight times a certain number, the result is 82. What is the number? a. -8…

A:

Q: 6. simplify -3 12 a b6 c 6 a-5 b3 c-4 295 a21 b27 64 c a2! b27 8 a21 b27

A:

Q: Simplify. 1. (8-3)(9–7) 2. 7+42 3. -10+7 –5(-4)

A:

Q: 3 4 1 2 -2 -1 6 -3| Select one: а. 4 b. -40 C. 40 d. -4

A: Solve for the determinants

Q: Simplify. 5-2(2W-2) + w O-3w-9 O*3w+9 O 3w+9 O 3w-9

A:

Q: d. 1 3a+18 = 1 - 8 a+6

A:

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: -5 -6 -8 A = -7 B = -9 4 -9 8 Ex: 42 ЗАВ — А

A:

Q: (a +3)2 = 25 %3D

A:

Q: 1 2 21 4. Given A=; a. A + 2B b. 3A-2B c. B-A and B = -3 4 -2 2 find

A:

Q: 1 -3 -27 A =| -2 7 -2 5. 54

A: The given matrix is: A=1-3-2-275-254 Find the inverse of the matrix: Formula: A-1=1AAdj A, where Adj…

Q: plify the following expression. -25 + 12-(-1) + 28

A: In this question, concept of simplification of expression is applied. Expression The term…

Q: (9, -7) (3, 1). Find 吕 ロ师仁 ?

A:

Q: 3. a - 3b + 5c = -10 -2a + 4b – c = 23 2a – b+ 4c = -11

A: a-3b+5c=-10-------------------equation 1-2a+4b-c=23-------------------equation…

Q: 1. b = b 63 11 3 2. a = 3 8 4 a-3 =

A: Given query is to find the value of indicated variables.

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

A:

Q: Dimension of ker A is Rank of A is

A:

Q: + - ..+(-1)28 . ) 28_728 15

A: The given series sum is 1-71+491-…+-128728128. The first term of the above series is 1 which can be…

Q: 2 A B = 8

A:

Q: 89 36 1-410

A:

Q: 6. Suppose that a. 6 b. 2 a b - 3c = 0 → → and a c= 2. What is a C. -6 d. -2 → b equal to?

A:

Q: A 2 -1-X . Find #he valye efa when JA- 4

A: Given, A=1-x200-232-1-x2 and A=4…

Q: Simplify. 21) V3(5 – V6) 23) 4V15(5+ V3-

A:

Q: -22 1 -6 1 -3 -2 a = b = 3. 3.

A: