Question

Produsul solutiilor ecuatiei x la a doua -4 =0

Answer 1

x^2-4=0
x^2=4
x=-2
x=2
P-produsul
P=-2*2=-4.

Answer 2

$x^{2} -4=0$
$x^{2} =0+4$
$x^{2} =4$
$x= \sqrt{4}$
$x=2$
$-2*2=-4.$