Question

5ײ-10=0 equação incompleta

Answer 1

Resposta:

Olá bom dia!

$5x^2-10 =0$

$5x^2=10$

$x^2 =\frac{10}{5}$

$x^2 =2$

$x'=\sqrt{2}$

$x"=-\sqrt{2}$

$S=\ ( -\sqrt{2} ; +\sqrt{2})$