Question

x+1 is a factor of polynomial
a) x^2+1 b) x^3-1 c) x^4+1 d) x^4-1​

Answer 1

d) x⁴-1 = (x²+1)(x²-1) = (x²+1)(x+1)(x-1)

So (x-1) is a factor of (x⁴-1).

Hi kindly follow me and thank my answers,mark brainliest. ❤