Question

Resolva a equação a seguir:


2x² - 8x + 8 = 0

Answer 1

2x² - 8x + 8 = 0

A=2 b=-8 c=8

¤=b^2-4.a.c

¤=8^2-4.2.8

¤=64-64

¤=0

X=-b+_V¤/2.a

X=-(-8)+_0/2.2

X=8+_0/4

X'=8+0/4

X'=8/4

X'=2

X"=8-0/4

X"=8/4

X"=2

¤=delta

V=raiz