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If `f(x)` and `g(x)` are two polynomials such that the polynomial `h(x)=xf(x^3)+x^2g(x^6)` is divisible by `x^2+x+1,` then `f(1)=g(1)` (b) `f(1)=1g(1)` `h(1)=0` (d) all of these

A

f(1)+g(1)=1

B

f(1)=-g(1)

C

f(1)=g(1) ` ne ` 0

D

`f(1)= pm g(1)`

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The correct Answer is:
B
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