Question

Dadas as equações P(x)=x⁵-3x³+2x-8 e Q(x)=x²+2x-1, determine P(x) x Q(x)

Answer 1

Resposta:

$x^7+2x^6-4x^5-6x^4+5x^3-4x^2-18x+8$

Passo a passo:

$P(x) . Q(x)\\\\(x^5-3x^3+2x-8).(x^2+2x-1)\\\\x^7+2x^6-x^5-3x^5-6x^4+3x^3+2x^3+4x^2-2x-8x^2-16x+8\\\\x^7+2x^6-4x^5-6x^4+5x^3-4x^2-18x+8$