Question

p(x)= 5x³+3x²-6x+8 e Q(x) =-8³-6x² +3x-3 p(x) - q(x) sera

Answer 1

p(x)-q(x)=5x³+3x²-6x+8-(-8³-6x² +3x-3)

=5x^3+8x^3+3x^2+6x^2-6x-3x+8+3

=(5+8)x^3+(3+6)x^2+(-6-3)x+(8+3)

=13x^3+9x^2-9x+11

espero ter ajudado!

bom dia !

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