1 -2 4 -2 3 If A = 3 4 -1 and B -1 8 0 find AB. -2 1 3 6. 1 2 ? ? ? ? ? AB ? ?

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

A:

Q: 71-3 Let B= Find -4B. -562 -4B = 0

A:

Q: Copy the problem and answer it on your answer sheets. Given that ao = 0, a = -2, a2 = -12 and an+3 =…

A: First note that there is a small typographical error in your question. The correct question should…

Q: aj = 9 and an = - — Зап-1 5 then find the value of a5. -

A: Given query is to find the value of a5 .

Q: -5 -19 5 A = 4 В — -19 -4

A:

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: C A If CA = 5x + 5 and EA = 10x - 20, find CE. %3D O 60 O30 O 10 10

A: To find the CE

Q: 3 1 If A-1 find A. 4 2 II

A:

Q: Let A = -4 2 [33] - 3 - 4 Find - 2A. - 2A =

A:

Q: An acute angle, 8, is in a right triangle such that sin 8. 10 10 5 6 1 What is the value of cot 8?

A: The acute angle θ is in right angle triangle such that:sinθ=56

Q: 12. Simplify. 6m? + 13m – 5 9m? – 4 8m? + 16m – 10 6m2 + m – 2

A:

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

A:

Q: A*B=C and B*A=D -11 A = 12 -13 11 B = 15 -16

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: Find A + B. [-3 3 -91 A =7 6. B= 5 4 2 4 6 8 4 2

A: To find A+B

Q: Max 3A + 2B IA+IB ≤ 10 3A +1B ≤ 24 1A + 2B ≤ 16 A, B 0

A:

Q: Find A. 6 -2 (4A) 1 = -2 1. A 3= Need Help? Read It Watch It

A:

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: A ax? +C B a ax +C a?x +C 2 D.

A:

Q: Find A for

A:

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

A:

Q: A=−1 2 −1       4 5 4      −3 5 3 B=  0 1        2 5      -2  0   what is AB??

A:

Q: -1 4 -1 3 B = 2 4 [2 0 -2 -1 3

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: An art teacher needs to buy at least 60 brushes for her class. The brush are sold in packs of 8. In…

A: Here it is given that,  Number of brushes = 60 (at least) Number of brushes in 1 pack =8 minimum…

Q: If a b=2a- 3b+1, what is 3 (-1)? a. 4 b. 10 C. 8 d.-1 b

A: Compare 3*(-1) with a*b, a = 3, b = -1.

Q: -5,-12, -19,-26, .. A а, 3-5n + 1 %D a n = -7n + 2 а, 3D-7п - 12 a 72 D a, = 7n – 12 %D

A:

Q: a Let c d l=- 4, then – 4, then ba = ? d c -4 12 4

A:

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: ab 25 then fin d Z=3

A: We have, 5a = 3 3b = 7 To evaluate : The value of 25ab

Q: -6 -3 -4 -5 A = 1 and B = 3 1 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: 1 Determine the values of a, b and c if: 2(a,b,4) +(6,8, c) – 3(7,c,-4) = (-24,3,25)

A: We can solve this as follows:

Q: AfA= 3 1-2 3 3 60/ and A + 9B = B= 4 4-5 -3 6 4 ? ? ? ?? a what is the value of the element a?

A: This is an question of summation of two matrix. The problem is solved by adding the matrix and then…

Q: *(2 + 16) (a + 8)(x + 4) 16 where z # a + 8 Submit Question

A:

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

A:

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

A:

Q: A.B? B.A?

A: Given that,A=-9-411 and B=-6-829.   Obtain A·B as follows. A·B=-9-411-6-829      =-9-6-4-8+12+49…

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: If a = (2, -1, 4) and b = (8, 2, 1), find the following. a × b = -9,30,12 X bx a = -9,- 30, - 12

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: