SOLUTION: 225c^2+810cp+729p^2 factor

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Question 456742: 225c^2+810cp+729p^2 factor
Answer by solver91311(24713) About Me  (Show Source):
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First note that each of the three coefficients are divisible by 9. You can tell because the sum of the digits on each one is a number divisible by 9.

So, factor out a 9.



Now compare the trinomial factor to:



and see if you can figure out how to factor the remaining trinomial part.

John

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