Question

Ifx4 + x3 + 8x2 + ax + b is divisible by x2 + 1, then value of a + b is -

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Answer 1

Step-by-step explanation:

Thus, we find that the values of a and b so that x4+x3+8x2+ax+b becomes divisible by x2+1 is a=1 and b=7 which is the required answer to the given question.