Question 1 4 5 If A = -2 6 - 6 and B = 8 10 , find 2A + 3B. 4 6 LO 10 3 -8 N 28 12 12 O 28 6 -5 13 Question 2 If A = 2 -3 4 and B = co 2 , find AB . O 12 -13 -15 14 O 6 -11 -5 17 O 0 -15 24 O -11 6 17 - 22 Question 3 4 If A = 5 10 and B = 4 6 -3 -3 , find AB. 8 12 O 1 -6 A -14 40 3 -13 O 0 -6 5 -10 O CIT 20 12 0 O 0 0 5 -10 0 0 20 12 20 O -6 10 15 0 5 -10 12 12 12