un poco de matemática.
Aplica la regla de los productos notables.
a) (a+4)³
b) (2x+3)³
c) (2m-n)³
d) (3a-2b)³
Aplica la regla de los productos notables.
a) (a+4)³
b) (2x+3)³
c) (2m-n)³
d) (3a-2b)³
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Explicación paso a paso:
a) (a+4)³
(a)³+3(a)²(4)+3(4)²+(4)³
a³+12a²+48a+64
b) (2x+3)³
(2x)³+3(2x)²(3)+3(2x)(3)²+(3)³
8x³+36x²+54x+27
c) (2m-n)³
(2m)³-3(2m)²(n)+3(2m)(n)²-(n)³
8m³-12m²n+6mn²-n³
d) (3a-2b)³
(3a)³-3(3a)²(2b)+3(3a)(2b)²-(2b)³
27a³-54a²b+36ab²-8b³