Question

Multiplicação de polinômios
Calcule os produtos
A) (X+5)x(x+2)=
B) (3x+2)x(2x+1)=
C) (x+7)x(x-4)=
D) (3x+4)x(2x+1)=
E) (x-4y)-(x-y)=
F) (5x-2)x(2x-1)=
G) (3x+1)x(3x-1)=
H) (2x+5)x(2x-5)=

Answer 1

a) x2+2x+5x+10
x2+7x+10

b)5x2+3x+4x+2
5x2+7x+2

c)x2-4x+7x-28
x2+3x-28

d)6x2+3x+8x+4
6x2+11x+4

e)3y

f)10x2-5x-4x+2
10x2-9x+2

g)9x2-3x+3x+1
9x2+1

h)4x2-10x+10x-25
4x2-25