SOLUTION: Factor each expression a2(b - c)- 16b2 (b - c) Thank You!!

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Question 42735: Factor each expression
a2(b - c)- 16b2 (b - c)

Thank You!!
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Okay, factor out the (b-c) first, then factor what remains...so we have
a^2(b - c) - 16b^2 (b - c) =
(b - c)(a^2 - 16b^2) =
(b - c)(a + 4b)(a - 4b)