Question

Ayúdenme por favor
(×+3) (×-3)=​

Answer 1

${\huge \bold{(x + 3)(x - 3)}} \\ \\ {\huge \bold{x.x - 3.x + 3.x + 3.3}} \\ \\ {\huge \bold{ {x}^{2} - 3x + 3x + 9 }} \\ \\ \huge \bold{ {x}^{2} - 0x + 9 }\\ \\ \\ \huge \bold{ {x}^{2} - 9}$

$\bold{rpta} \\ \\ \\ \huge \bold{{x}^{2} - 9}$