Jak to rozwiązać : (3x-4)^3
ze wzoru :
(a-b)³=a³-3a²b+3ab²-b³
(3x-4)³=(3x)³-3*(3x)²*4+3*3x*4²-4³=27x²-108x²+144x-64
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ze wzoru :
(a-b)³=a³-3a²b+3ab²-b³
(3x-4)³=(3x)³-3*(3x)²*4+3*3x*4²-4³=27x²-108x²+144x-64