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Choose the correct simplification of (6x − 5)(2x^2 − 3x − 6) 12x3 + 28x2 + 21x + 30 12x3 − 28x2 − 21x + 30 12x3 + 28x2 − 21x + 30 12x3 − 28x2 − 21x − 30
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Aug 2, 2018
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Choose the correct simplification of (6x − 5)(2x^2 − 3x − 6)
12x3 + 28x2 + 21x + 30
12x3 − 28x2 − 21x + 30
12x3 + 28x2 − 21x + 30
12x3 − 28x2 − 21x − 30
Mathematics
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Sam Hughes
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Answer:
12x3 - 28x2 - 21x + 30
Mike Debela
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Aug 4, 2018
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Mike Debela
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terms in x^2 are -10x^2 - 18x^2 = -28x^2 so the answer is either b or d.
the number at the end is -5 * -6 = + 30
so the answer must be b
Na
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Aug 7, 2018
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Na
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