Question

Determine whether x+1 is a factor of x^4 + x^3 x^2 +x +1

Answer 1

Let f(x) = x6 – x5 + x4 – x3 + x2 – x + 1 to check whether x – 1 is a factor of x6 – x5 + x4 – x3 + x2 – x + 1 we find f(1). Put ...