Find the value of a and b if x⁴+x³+8x²+ax+b is divisible by x²+1....please give a whole solution

Find the value of a and b if x⁴+x³+8x²+ax+b is divisible by x²+1.

1.	Find the value of a and b if x⁴+x³+8x²+ax+b is divisible by x²+1....please give a whole solution
Answer» x²+1) x⁴+x³+8x²+ax+b(x²+x+7 X⁴+ +x² _______________ 0 +x³ + 7x²+ ax+b +x³ + + x __________________ 0 +7x²+a +b +7x² +1 ________________ 0 a +b