Find, if possible, А + В, А — в, 2А, 2A — В, and B + A. (If not possible, enter IMPOSSIBLE in any single cell.) 1 4 -9 -4 А - B = 4 1 8 2 (a) A + B (b) А — В (c) 2A (d) 2A - B

Q: If aij = 3i -2j ,A2x2 A=aij then the element in the second row, the first column is equal to

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A: To add or subtract two matrices both, matrics must have the same size or dimension. Since matrix A…

Q: 1 0 2 3 -1 -2 3 2 §7.1, Exercise 2. B = 4 -2 0 3 2 0 -3

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Q: 3 1 4 -3 A = and B = 0 5 1 (a) Compute (A + B)?. (A + B)2 = (b) Compute A? + 2AB + B2. A? + 2AB + B2…

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Q: Let_Z1 = 3 + i and Z2 = 5 + 2 i . Find 2 Z1 /( Z1 - Z2) - (14/5)-2 i O (14/5) + 2i O - (14 / 5) + (…

A: Topic = Complex number

Q: If 7 - 2 1 8. [1 -2 -2 -4 A =|- 2 3 B = -1 -3 , C =| 0 3 and D= 1 - 4 - 7 [2 - 4 | then find (A' –B'…

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Q: 11. 2b2 + 5b – 12 A) (b+ 4)(2b - 3) C) (b – 4)(2b – 3) B) 2(b + 4)(b – 3) D) (b – 4)(2b + 3) Factor.…

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Q: 6 -1 Compute A-413 and (413)A, where A=-3 2 -5 -4 1 2 A-413 = (413)A =

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Q: Does -3(4n + 2) = 4n + -2(4n - 6) have a solution or no

A: We have to find whether this equation has solution or not. The given expression is -3(4n + 2) = 4n +…

Q: Let 1 2 -k 2 k- 4 A = 4 k -2 B = 4 -1 -2 k – 8 i Express AB in the simplest form

A: See the attachment

Q: Let A = [-7  -8]                      B= [-5  7]              [-9  0]          and             [0…

A: Given,            A=-7-8-90     and  B=-570-3

Q: If A = 1 2 -3 -2 6 4 then what is 2A+5B ? and B = -5 4 2 -1 -2 3 .a 12 34 14 -15 -2 19 | .b -8 34 14…

A: Given : A=12-3-542   and  B=-264-1-23 To Find : 2A+5B

Q: 4 -2 Compute A - 213 and (213 )A, where A = -3 2 - 5 - 4 A- 213 =D 4- 2. 2.

A: Consider the given matrix as, 4-24-32-5-422

Q: If A=2i+3j-4k , B=-3i+4j+5k than 2A×4B is O 48i+4j+36k O 4i+8j+6k O 24i+5j+16k O 248i+16j+136k

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Q: 4 8 1 - A = -3 -7 -8 B = 4 -9 -4 2 1 -2 -1 4 8 9 0 0 -3 -7 -8 2 0 1 C = -1 2 0. 0. 4 -4 - 0. 1 -2 –1…

A: Given: A=489-3-7-8122 C=489000-3-7-8000122000000-1220004-9-40001-2-1

Q: X4 is a binary variable equal to one if the employee is a woman and O if the employee is a man. You…

A: Here our model is, Y= B0+B1X1+B2X2+B3X3+B4X4+u We're interested to test whether experience and…

Q: 3. (a) Prove that : a-b-c 2a 2a 2b = (a+b+c)³ c-a-b 2b b-c-a 20 2c

A: solution.

Q: 1.) 3n2 +7n-20 a=3 6=7

A: (1) Consider the given expression as, 3n2+7n-20 So, we have to factor by middle spliting method

Q: -3 -51 Let A = 4 5 | 1 -3 5.) 3A + 4B - 50 2 -1 B = −1 1 3 -3 3 5 -5 C = 5 2 -1 -2 -4 3 4 -3 Find:

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Q: Find the LU factorization of 1 2 2 A = 4 10 11 -4 -4 and use it to solve the system 1 2 4 10 11 -47…

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Q: A group of students from 85 people, 35 people, basketball, football, 42 people, 26 people are…

A: From the below diagram, it can be seen that,  The given information is represented in the venn…

Q: -2 -7 -9 If A = 6. Find the third column of A-1 without computing the other columns. 1 4

A: Use simple matrix operation.

Q: 1. Let 1 3 4 -5 4 -9 A b = 5 9. -6 5 -3 (a) (5) Use rank to explain why there are no solutions to Ax…

A: Given: A=123-54-90209-65 and b=405-3.

Q: By using Naïve Gauss Elimination. 2х + у — z %3D6 х — 2у + z %3 -3 Зх + 2у — 2z %3D 12

A: Write the given system of equations as 2x+y-z=6x-2y+z=-33x+2y-2z=12 It can be written as…

Q: Show that A and B commutes: * 2/3 -1/31 1/5 7/15 -1/5 1/15. 1 1 0. 21 1B =|-3/5 2/5 2 4. 3 %3D -1 ]

A: Given A=112231-124, B=230-13-352515715-15115

Q: Save the sistem bf Gaussion elimination. H+27-37 =1 3X+2i]= 4Z=4 32+7]-127= 4 3X+77 - 12Z =7

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Q: 11. The first row of AB is a linear combination of all the rows of B. What are the coefficients in…

A: We have to find the ist row of AB

Q: -5 1 -5 Let A = -4 ,B = -5 -1 3 1 Compute: 4AT + B

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Q: What row operation will transform 2 3 8 -2 1 -6 -97 2 1 -6 -9 into 3 8 -8 -9 7 4 -8 -9 7 4 O R2 + R3…

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Q: 1. ЯВ 16/3 2. CB V32 -4 3. AB 7

A: Topic:- circles and it's properties  Note:- if more than three subparts posted than only first three…

Q: ( 2z3+21-5-j 2z1-22+3-j, Suppose z1 = 2 +j, z2 = 3 – 32 and z3 = - +j. Evaluate

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Q: -1 – 7 -3 4. (a) Let A = 2 15 6. Find the second column of A without com- puting the other columns.…

A: Let us consider the  matrix A then inverse of the matrix is calculated by apply row reduced echlon…

Q: (A): If A = 4 2 -2 Find AB and AC. 2 1 -1 2 3 11 0; B= 2 -2 -2 and 1 l-1 2 1. 3 1-31 C=02 6 l-1 2 1

A: A=420210-2-11B=2312-2-2-121C=31-3026-121

Q: O (2x + 3) (3x – 4) - O (2x – 3) (3x + 4) O (2x +3) (3x + 4) O (2x – 3) (3x – 4) -

A: We have to find the factor from the given

Q: find values of x - y - z by gauss Elimination 2 X + y- 3z=-10 -2 y+ z = -2 Z = 6 2,4,6 O 2, 7,6 O 3,…

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Q: [1 3 Given that A = 0 -3 li -6 -21 -51 0B = 0 2 [5 3 -1] -1 L3 -6 -21 Determine AB

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Q: 1 -5 -4 5 - 5 -3- - 2 -3 -5 0 5 -3 2 - 5 -3 -2 –1 - 4 –4 -1 1 | 5 2 2 - 3 - 4 - 3 - 2 1 and B 5 1 5…

A: NOTE : as per our guidelines we are supposed to answer only one question. Kindly repost other…

Q: What row operation will transform -8 6 1 5 -8 6 1 5 -6 4 6 2 into 0 28 36 - 46 ? 1 45 -8 1 4 -8 O…

A: First option is correct. 6R_3 + R_2 >>> R_2.

Q: If Z1=2-4i and Z2= -π+5i Find 1. (Z1+Z2) 2. (Z2-Z1) 3. (Z1-Z2)

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Q: 2. Write 1 2 3 4 56 6 5 4 3 2 1 as a product of simple transpositions.

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Q: 1) 5b + 4b? + 5b + 4 2) 15b³ – 106² + 6b – 4 A) (b– 1(b+ 1)(5b + 1) B) (b + 1XSb + 4) c) (b– 1)(b+…

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Q: 1. and AB = 4 34 -2 fA= 1 find b24, the (2, 4)-entry of B. 1 -1 0 3

A: We have to find the b24 elements of B.

Q: -4 -3 -2 II 5+ 4+ 3+ 2+ 2 estion Heln: 1 2 3 4 5 Video

A: Topic:- polynomial functions

Q: 6. If a ||b, mZ3=6x, and m5 = 4x+ 10, then a. m24 = %3D b. m23 = a 3 c. mZ5 = 4 /5

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

Q: 5 and B = -3 4 3 Compute AB if A = |-4 -2 -1 1 1 -6

A: We’ll answer the first part of this question since due to complexity. Please submit the question…

Q: Exercise 2.3.3 Find a, b, a1, and b¡ if: ]=[: "] 3 -5 1 а. ai bi -1 2 2 1 -1 2 7 2 -1 4 b b. a1 |

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Q: 1) 9x- 4 2) 4k – 1 A) (5x + 1)(5x – 1) в) (4х + 3\4х — 3) с) (3х + 2X3к - 2) D) (3к - 2) A) (Sk +…

A: Given  We are given equations and we need to factorise them. Concept used in factorization is. a²-b²…

Q: 4 -2 3 Compute A - 413 and (413 )A, where A=-3 3 -6 - 2 2

A: Here I3 is identity matrix with order 3X3

Q: 2 -3 -5 -1 3 Let A = 400- 4 5 B = 1 -3 1 -3 -4 -1 3 3.) (AB) C 4.) CTC 5.) 3A + 4B - 5C 5 -5 5 C = 2…

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