Alyssa5101 Alyssa5101

25-09-2017
Mathematics

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write the expression in factored form. 81m^2-49

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ruhibreddy ruhibreddy

25-09-2017

We can use the difference of two squares, which is:

x^2 + y^2 = (x-y)(x+y)

So,

(9m-7)(9m+7)

Hope this helps!

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