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OpenStudy (cenaida):
Factor the following trinomial completely: 9x2 - 81 A. (3 x - 9)(3x + 9) B. 3(x - 3)(x + 3) C. 9(x - 3)^2 D. 9(x - 3)(x + 3)
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OpenStudy (solomonzelman):
Why are you re-asking this question again may I know?
OpenStudy (cenaida):
i already asked this question before?
OpenStudy (solomonzelman):
YES exact same thing.
OpenStudy (cenaida):
oh sorry
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