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If (x+2) and (x-1) are factors of (x^3+...

If `(x+2) and (x-1) ` are factors of `(x^3+10x^2+mx+n)` then

A

m = 5, n = - 3

B

m = 17, n = - 8

C

m = 7, n = - 18

D

m = 23, n = -19

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The correct Answer is:
c
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  4. If (x^(11)+1) is divided by (x+1), then the remainder is :

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