Question

Please send me the answer

Answer 1

Answer:

here's ur answer

according to question

3b^2-8-b^3-b^2+7b

-b^3+ 2b^2+ 7b- 8

for b= -3

-(-3)^3 + 2(-3)^2 +7(-3) -8

27+18-21-8

16

hope it helps u

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