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Verified answer
Bab Persamaan KuadratMatematika SMA Kelas X
y = y
2x² - 4x = x²
2x² - x² - 4x = 0
x² - 4x = 0
x (x - 4) = 0
x = 0
y = x²
y = 0²
y = 0
(0, 0)
x - 4 = 0
x = 4
y = x²
y = 4²
y = 16
(0,0) dan (4, 16)
0=2x²-x²-4x
0=x²-4x
{x=-4,x=0}