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Stels [109]
3 years ago
13

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

Mathematics
1 answer:
ivolga24 [154]3 years ago
5 0
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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