Asked by bryan

Multiply
1)8t^2(t-t^2+7t^3)

My Answer: 8t^3+-8t^4+56t

Answers

Answered by gr
The first two terms are correct in your answer but the exponent for last term is wrong. When you are multiplying the exponents are added. So t^2.t^3 = t^(2+3) = t^5
so answer will be:
8t^3 - 8t^4 + 56t^5
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