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Mathematics 15 Online
OpenStudy (anonymous):

Factor 16-49x^2

OpenStudy (anonymous):

16 = 4^2

OpenStudy (anonymous):

49x^2 = (7x)^2

OpenStudy (anonymous):

Nw can u Do ?

OpenStudy (anonymous):

a^2 - b^2 = (a-b) (a+b)

OpenStudy (anonymous):

So the answer is (4-7x)(4+7x)

OpenStudy (anonymous):

ya right

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