x² -9 = (x -3) (x-3)
Matematika
Delfa1
Pertanyaan
x² -9 = (x -3) (x-3)
2 Jawaban
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1. Jawaban BSunShine
Pemfaktoran
X² -9 = (x -3) (x-3) ⇒ SALAH
x² - 9 = (x - 3) (x + 3) ⇒ BENAR -
2. Jawaban AkhmadMudehir
x² -9 =
= (x -3)(x +3)
= x.x -3.+3
= x² -9
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