Question

Factorice las siguientes expresiones 4x² - 36​

Answer 1

4x² - 36

$4(x {}^{2} ) - 36 \\ 4x {}^{2} + 4. - 9 \\ 4(x {}^{2} - 9) \\ 4(x {}^{2} - 3 {}^{2}) \\ a {}^{2} \: \: b {}^{2} = (a - b)a = x \: y \: b = 3 \\ 4((x + 3)(x - 3) \\ 4(x + 3)(x - 3)$

factorización

4(x+3)(x-3)

espero te ayude