Materi : Persamaan Kuadrat 2x^2 + 3x - 9 = 0
Matematika
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Pertanyaan
Materi : Persamaan Kuadrat 2x^2 + 3x - 9 = 0
2 Jawaban
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1. Jawaban BSunShine
Materi : Persamaan Kuadrat
Kelas : X SMA
2x^2 + 3x - 9 = 0
(2x - 3)(x + 3) = 0
2x - 3 = 0
2x = 3
x = 3/2
x + 3 = 0
x = -3
Hp = {-3 , 3/2} -
2. Jawaban Anonyme
Bab Persamaan Kuadrat
Matematika SMP Kelas VIII
2x² + 3x - 9 = 0
2x² + 6x - 3x - 9 = 0
2x (x + 3) - 3 (x + 3) = 0
(2x - 3)(x + 3) = 0
2x - 3 = 0
2x = 3
x = 3/2
x + 3 = 0
x = -3
HP = { -3, 3/2 }