Mathematics, 08.07.2021 15:10 saby30

(A) Given that the expression x^3-ax^2+bx+c leaves the same remainder when divided by x+1 or x-2, find a in term of b. (B) (2x-1)^3+6(3+4x^2) is divided by 2x+1.

Answer those two question please. I need it quickly. No silly answers would not be allowded.

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