katelynnikole16
katelynnikole16
11-10-2017
Mathematics
contestada
Some one pls help !!!!!!
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choixongdong
choixongdong
11-10-2017
(2a+11)(5a-12)((a+6)
= (10a^2 - 24a + 55a - 132)(a + 6)
= (10a^2 + 31a - 132)(a + 6)
= 10a^3 + 31a^2 - 132a + 60a^2 + 186a - 792
= 10a^3 + 91a^2 + 54a - 792
answer is D
10a^3 + 91a^2 + 54a - 792
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