SOLUTION: factor pollynomial 16a squared-40ab+25b squared

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Question 86025: factor pollynomial 16a squared-40ab+25b squared
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
%2816a%5E2-40ab%2B25b%5E2%29
(4a-5b)(4a-5b)
.
check by using the FOIL method to multiply the factors:
(4a-5b)(4a-5b)
%284%5E2a%5E2-20ab-20ab%2B5%5E2b%5E2%29
%2816a%5E2-40ab%2B25b%5E2%29