Question

dados os polinômios p(x) 3x³+2x²- 4x, Q(x)= 2x²+ 6x-4 e T(x)= 8x-4, calcule
A) Q(X)+ P(X)
B) P(X) - Q(X)
C) 4.P(X)
D) T(X)-P(X)+Q(X)

Answer 1

A)2x²+6x-4+3x³+2x²-4x
=3x³+4x²+2x-4

B)3x³+2x²-4x-2x²-6x+4
=3x³-10x+4

C)4.(3x³+2x²-4x)
=12x³+8x²-16x

D)8x-4-3x³-2x²+4x+2x²+6x-4
= - 3x³+18x-8