If x^2+p x +1 is a factor of the express...

If `x^2+p x +1` is a factor of the expression `a x^3+b x +c ,` then

A

(A) `a^(2)-c^(2)=ab`

B

(B) `a^(2)+c^(2)=-ab`

C

(C) `a^(2)-c^(2)=-ab`

D

(D) none of these

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The correct Answer is:

A

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