Question

Find the product of 0.5ab(3a+2b)and verify the result when a=5 and b=-1
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Answer 1

Answer:

0.5ab(3a+2b).

a=5 & b=-1.

0.5(5)(-1)(3(5)+2(-1)).

-2.5(15-2). (Because +×-=-).

-2.5(13).

-32.5.

I think this is your answer.