Question 4, 6.1.29 HW Score: 12%, '12 of'lOCl points $3 Part1 of? > 0 Points: 0 of 5 The Widget Company has its monthly sales reports given by means of matrices whose rows, in order, represent the number of regular, deluxe, and extreme models sold, and the columns, in order, give the number of red, white, blue, and purple units sold. The matrices for January (J) and February (F) are shown below. Complete parts (a}through {g}. 1456 2475 J=4668 F=1437 5142 0022 {a} How many blue extreme models were sold in January? E (Type a whole number.) O Points: 0 of 2 Perform the indicated operation, if possible. 8 7 7 -9 -5 -4 -27 -5 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. 8 7 7 -9 - 5 -4 -27 -5 O B. The operation is not possible. HW Score: 12%, 12 of 100 points O Points: 0 of 3 3 3 -7 -6 Compute 2(3A - 4B) if matrix A = and matrix B = 4 4 3 - 4 2(3A - 4B)= (Simplify your answers.)E Question 9, 6.2.25 HW Score: 12%, 12 of 100 points Part 1 of 3 O Points: 0 of 3 Verify 4(A + B) = 4A + 4B for the following matrices. 3 2 . 1 3 A= B = 5 -3 3 -3 4(A + B) = (Simplify your answers.)Question 10, 6.2.26 HW Score: 12%, '12 of 100 points {$33 Part1 ore. ) O Points: 0 of 3 3 For the matrix A = 5 5 :|, evaluate each side of the following equation and state whether the equation is true or false. (3+4}A=3A+4A J (3 + 4):\". = (Simplify your answers.) HW Score: 12%, 12 of 100 points O Points: 0 of 3 2 2 -3 0 - 3 2 If A = -2 2 -2 , B= - 3 - 3 , and AB = C= [Gij], find C13 0 4 3 4 2 - 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. OA. C13= (Simplify your answer.) O B. C13 is not defined because the product AB = C is not defined.HW Score: 12%, 12 of 100 points Save O Points: 0 of 3 2 2 -3 0 - 2 If A = -21 -2 , B= - 2 5 - 3 , and AB = C = [Cjj ], find C31. 0 4 4 4 1 - 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. C31 = (Simplify your answer.) O B. C31 is not defined because the product AB = C is not defined