Question

2) 16x²– 9y²
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Answer 1

Respuesta:

$16x^2-\:9y^2\\\\=\left(4x\right)^2-\left(3y\right)^2\\\\\mathrm{Aplicar\:la\:siguiente\:regla\:para\:binomios\:al\:cuadrado:\:}x^2-y^2=\left(x+y\right)\left(x-y\right)\\\left(4x\right)^2-\left(3y\right)^2=\left(4x+3y\right)\left(4x-3y\right)\\=\left(4x+3y\right)\left(4x-3y\right)\\\\Resultado=\left(4x+3y\right)\left(4x-3y\right)$