[2 3 4] [1 3 07 If A =1 2 3 and B = | 1 2 1 find AB and BA. 1 1 2 0 0 2

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: 1 4 1 -1 1 SIf A = 4 1 2 and B = -2 1 then -4 2 3 -4 4 A + B =

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Q: 3 ve AB: BBT = ? A FIND 7. 4 2 OA) 2 -1 4 -2] OB) -2 1 [] --4 2° 2 1 OD) -4 2 OE) 2 -1

A: We have to find BBT .

Q: |-2 5 3 3- Find A-1 ifA = |-4 3 6 1 ol

A: Note: Since you have asked multiple question, we will solve the first question for you. If you want…

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: If [1 2 3 A = 3 -1 3] -1 0 2 23 1 of Find 2A - B stion Select one: a. none O b. -153 -5 6 0] O C.…

A: Solve the matrix

Q: 1 y Let A = [1 1 2 0. and %3D -1 2 B = -1 0 Find 1 3 W AB

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

A: AB=

Q: Ā = ë, + 3ë, – 2ẽ, -B*=? B = 4ẽ, – ë, Ĉ = -3ẽz– 5ẽ,

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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 =…

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Q: Find, if possible, (a) AB and (b) BA.

A: We know the order of a matrix is defined as  ---->  m x n where, m = number of rows…

Q: 3. If AC = 26x-18 and BC = 23-2x, which expression represents AB? A B C

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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: Pebermine x and such that -4 3 -4 -4 -3 4 -8 4 -4 -2 3. 3. OC

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Q: Find AB and BA.

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Q: Rpup (hur +81 0=1²² x=h₁ б E I =

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Q: Exercises 9-12: Critical Thinking Suppose that h and k are positive numbers. Match each equation to…

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Q: Find, if possible, (a) AB and (b) BA.

A: (a) Consider the given matrices A and B. As the number of the rows is equal to the number of columns…

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 ả = (–4, −8) and ☎ = (–2, −6), find |2.5ả – 36|. O 20 O 2√5 O-6 O 4√2

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Q: 4. If x # -4, which of the following represents 2x² + 14x + 24 in simplified form? 2x + 8

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Q: 8 0-4 [1-4] and B= 0 5-2 5-8 Find AB and BA given A = Find AB. AB=

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

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

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Q: 9. ad- bc-3 10. de - ab-7 11. ac-5b+4a 12. bc - 8a + 5b

A: We are going to solve only the first three questions and for the remaining question post the…

Q: -3 1 -3 -2 A = B = -1 1 2 -2 Ex: 42 7 AB = АВ -5 2.

A: Given:        A=0-3-2-121        B=-310-12-2    Multiplying Matrix A and B   AB=0-3-2-121·-310-12-2

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

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Q: 4. Simplify the following. State any restrictions on the variables 4x²y° а. x*y? 3 ху b. 9x? -12x

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Q: 9. A + B 11. AB C 3 9-1 [a [a 13 | + | ²₁ 6 T2₁₁ 9-1 3 412 2 L-

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

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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: 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: If a? + b² = 1 and c2 +d² = 2 then the value of (ac+ bd)² + (ad – bc)² is, a. b. с. 1 d. 2 -/2419

A: Given

Q: -1 1 0 0 1 2 3 and B = 0 2 A = -3 1 A + B

A:

Q: Suppose that -6 A -3 -4 -2 4 -6 + В 8 5 C -12 4 8 6. 4 D -6 12 -6 What are the values of A, B, C,…

A: Given that  The matrices  To find the value of A,B,C and D

Q: 2. Determine whether or not A is diagonalizable. If so, find D and P such that A = PDP-¹. a. A = [²]…

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Q: -1 5 A = [ 0 2 10 1. 8. 9. 7

A: We have to find determinant first.