Question

разложите многочлен на множетели b^4+b^3-b-1

Answer 1

=b^3(b+1) - (b+1) = (b+1)*(b^3 -1) = (b+1)*(b-1)*(b^2 +b + 1)

Answer 2

b⁴ + b³ - b - 1 = (b⁴ + b³) - (b + 1) =b³(b + 1) - (b + 1) = (b + 1)(b³ - 1) =
= ( b + 1)(b - 1)(b² + b + 1)