Question

×2 +8=9 ecuasiones cuadraticas completas

Answer 1

$x^{2} = 9-8$

$x^{2} = 1$

$x_{1} = 1$

$x_{2} = -1$

Answer 2

×2+8=9
×2=9-8
×=1/2
×=0.5
eso creo