Given M, find M M = Find M M1 11 and show that M¹M=1. -5 -4 -9-7 -4 -5 -7 -9 Find the value in the first row and first column of the product M¹M using matrix m complete your selection. OA. (-9--4)+(5-7)=1 (Simplify your answer.) OB. (7-5)+(-4• - 9) = (Simplify your answer.) (Simplify your answer.) OC. (-9--5)+(5.- 9) = OD. (7-4) + (-4--7)= (Simplify your answer.) Find the value in the

M1= 3 1 -4 -1 Find the value in the first row and first column of the product M ¹M using matrix multiplication. Select the correct expression below and fill in the answer box to complete your selection. OA. (-4--1)+(-1-4)= (Simplify your answer.) OB. (3-1)+(1-3)= (Simplify your answer.) OC. (3-1)+(1-4)= (Simplify your answer.) OD. (-4-1)+(-1-3)= (Simplify your answer.) View an example Get more help. 4 с Add JEL R B 6 4. 7 DEGIL CVBL hp L 20 8 عال ال___ الالالال N 9 M . L P Clear all .( alt C ? " ^ b 4x5 / Check answer 1 pause 9:15 PM 12/7/2022 ctrl DO

state it consistent or inconsistent. Use row operation & show matrix in row echelon form (REF)

(Left nullspace) Add the extra column b and reduce A to echelon form: [1 2 3 [Ab] 4 5 6 bi 1 b₂ → 2 3 0-3 -6 7 8 9 b3 0 00 bi b2-4b₁ b3 - 2b2 + b₁ A combination of the rows of A has produced the zero row. What combination is it? (Look at b3 - 2b2+ b₁ on the right side.) Which vectors are in the nullspace of AT and which vectors are in the nullspace of A?

M¹ = 3 1 -4 -1 Find the value in the first row and first column of the product M M using matrix multiplication. Select the correct expression below and fill in the answer box to complete your selection. OA. (-4-1)+(-1-4)= (Simplify your answer.) OB. (3-1)+(1.3)= (Simplify your answer.) OC. (3-1)+(1-4)= (Simplify your answer.) OD. (-4--1)+(-1-3)= (Simplify your answer.) wan example D 4 Get more help - ER F 5 T G 6 J 7 H hp J JL الا C|VB|N 8 T *** M C 9 > الشال K 1- Clear all ( alt ? - 7 Check answer 9:14 PM CD 12/7/2022 45 1 pause ctrl 1

-1 3 10. Write j = |1 as a linear combination of the columns of A = 4 -5 2

The matrix B is the result of performing a single row operation on the matrix A shown below. Identify the row operation. A= -1 3 4-4 - 12 B. Choose the correct answer below. OA. -4R₂ R₂ 1 -R₂ R₂ B= OC. 4R₁ + R₂ R₂ OD. -4R₁ + R₂ R₂ -13 7 0 8 16 ****

find the Bezout coefficients and write the gcd (243, 715) a s a linear combination of 243 and 715.

Perform the indicated elementary row operations.

Perform the row operation 4R2 R2 on the following matrix. 4 -6 -8 1 -3 2 4 -6 -8 2. 3.