Question

Penyelesaian persamaan kuadrat
Xpangkat 2 + 8x - 20=0

Mohon dibantu ya. Mksh

Answer 1

Y=0
x2 + 8x - 20 = 0
(x-2) (x+10) =0
x = -2 atau x = 10

HP = {(-2,0) (10,0)}

Answer 2

x² + 8x - 20 = 0
( x + 10 ) ( x - 2 ) = 0

x = -10 atau x = 2