Respuesta:
(x+3)[-11x²+42x+9].
Explicación paso a paso:
Como:
M=(x+3)²-(x-3)²=12x. Entonces:
P=(x+3)³-(12x)(x²-3²)=(x+3)[(x+3)²-12x(x-3)]=(x+3)[-11x²+42x+9].
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Respuesta:
(x+3)[-11x²+42x+9].
Explicación paso a paso:
Como:
M=(x+3)²-(x-3)²=12x. Entonces:
P=(x+3)³-(12x)(x²-3²)=(x+3)[(x+3)²-12x(x-3)]=(x+3)[-11x²+42x+9].