Question

Ecuatia -5x la puterea -2 = -250
x=?

Answer 1

$-5x ^ { 2 } -2=-250$

$-5x^{2}=-250+2$

$-5x^{2}=-248$

$x^{2}=\frac{-248}{-5}$

$x=-\frac{2\sqrt{310}}{5}$

Sper ca ti-am fost de folos. Succes!!