Question

2. Desenvolva o Cubo da soma De Dois Termos:
a) (x+2)³ =
b) (2x+1)³ =
c) (1+x²)³=
d) (x²+²)³ =
e) (2+3x²)³=

me ajudem pfvr​

Answer 1

Resposta:

a) (x+2)³ = (2x)³ = 8x²

b) (2x+1)³ = (3x)³ = 27x

c) (1+x²)³ = (1x²)³ = (1x)³ = 1x

d) (x²+1²)³ = (1x^4)³ = 1x

e) (2+3x²)³ = (5x²)³ = (5x^5) = 3125x