Melengkapi kuadrat sempurna x(x-4) = 36
Jawaban Terkonfirmasi
X(x – 4) = 36
x² – 4x = 36
x² – 4x + 4 = 36 + 4
(x – 2)² = 40
x – 2 = ±√40
x = ±√40 – 2
x = ± 2√10 – 2
Melengkapi kuadrat sempurna x(x-4) = 36
X(x – 4) = 36
x² – 4x = 36
x² – 4x + 4 = 36 + 4
(x – 2)² = 40
x – 2 = ±√40
x = ±√40 – 2
x = ± 2√10 – 2