(a+b)³ = a³+3a²b+3ab²+b³
(a-b)³ = a³-3a²b+3ab²-b³
a) (1+a)³ = a³+3a²+3a+1
b) (a²-1)³ = a⁶-3a⁴+3a²-1
c) (2+x)³ = x³+6x²+12x+8
d) (1+2ax²)³ = 1+6ax²+6a²x⁴+8a³x⁶
e)
[tex](y + \sqrt{2} ) {}^{2} = {y}^{3} + 3 \sqrt{2} {y}^{2} + 6y + 2 \sqrt{2} [/tex]
f) (2x+3y)³ = 8x³+36x²y+54xy²+27y³
g) (5x+a)³ = 125x³+75ax²+15a²x+a³
h) (x-2y)³ = x³-6x²y+12xy²-8y³
