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x²-x-6=0
(x-3)(x+2)=0
x=3 atau x=-2
x=3 y=0
x=-2 y=-5
(3,0) atau (-2,-5)
Y = x - 3
Metode substitusi
Y = (x - 3) (x + 3)
(x - 3) = (x - 3) (x + 3)
0 = x + 3
x = -3
Y = x - 3
Y = (-3) - 3
Y = -6
(x,y) = (-3,-6)
Mohon maaf jika ada kekurangan