4 - 6 8 - 2 - 8 and C = 3 Verify that AB =AC and yet B# C. 3 Let A = B = 7 - 8 12 Show the calculations that are used to find the entries for matrix AB. Choose the correct answer below. O A. - 8(8) + (- 6)(7) - 8(- 2) + (- 6)(7) 4(8) + 12(7) 4(-2) + 12(7)

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