a) (x + y)³ = x³+3xy²+3x²y+y³
b) (x - y)³= x³-3xy²+3x²y-y³
c) (x + 1)³= x³+3x+3x²+1
d) (x - 1)³= x³-3x+3x²-1
Ta ai .
Obrigado
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Answers & Comments
a) (x + y)³ = x³+3xy²+3x²y+y³
b) (x - y)³= x³-3xy²+3x²y-y³
c) (x + 1)³= x³+3x+3x²+1
d) (x - 1)³= x³-3x+3x²-1
Ta ai .
Obrigado