Question

Resolva a multiplicação de polinômios:

(x + 1) (x-1) (-2x)

(x² + 5x +4) (x² + 1)

Answer 1

x + 1) (x-1) (-2x)= -2x(x² - 1) ==> - 2x³ + 2x 
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(x² + 5x +4) (x² + 1) = x^4 + 5x³ + 4x² + x² + 5x + 4

 x^4 + 5x³ + 5x² + 5x + 4