Question

A=-1
B=-2
C=3 Evaluate ab -bc

Answer 1

Answer: 4

Step-by-step explanation:

A= 1, B = -2 , C = 3.

Then AB = 1 * -2 = -2.

BC = -2 * 3 = -6

Then -2 - (-6) = -2 + 6

= 4.

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Answer 2

Answer:

8

Step-by-step explanation:

(-1 × -2) - (-2× -3) = 2 - (-6) = 8