Question

-3(х-5)²= -3 решите пожалуйста​

Answer 1

Ответ:

$-3(x-5)^2=-3\ \Big|\ :(-3)\\\\\\(x-5)^2=1\\\\(x-5)^2-1^2=0\\\\(x-5-1)(x-5+1)=0\\\\(x-6)(x-4)=0\\\\\underline{\ x_1=6\ \ ,\ \ x_2=4\ }$