answersLogoWhite

0

x2+2x-4 = 0

x = (-2 plus/minus sqrt (4-(4x1x-4)) / 2

x = (-2 plus/minus sqrt 20)/2

x = (-2 - sqrt 20)/2 or (-2 + sqrt 20)/2

x = -3.236 or 1.236

User Avatar

Wiki User

15y ago

What else can I help you with?