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what is the factorization of 49x^2+70x+25
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does it help to know that it is a perfect square ?
\(49x^2=(7x)^2, 25=5^2\) and \(2\times 7\times 5=70\)
would it (2x+7)(x+5)
no it is a perfect square
\((7x+5)^2\) in other words
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