shen
shen
28-03-2015
Mathematics
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(b+3)(b^2-5b-5b-7) how to simplify
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Panoyin
Panoyin
28-03-2015
(b + 3)(b² - 5b - 5b - 7)
(b + 3)(b² - 10b - 7)
(b³ - 10b² - 7b + 3b² - 10b - 7)
(b³ - 10b² + 3b² - 7b - 10b - 7)
b³ - 7b² - 17b - 7
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