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Mathematics, 01.10.2019 19:00 netflixacc0107

Factor completely 49x^2-81.

a. (7x+9)^2
b. (7x-9)^2
c. (7x+9)(7x-9)
d. 7x-9

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You know the right answer?
Factor completely 49x^2-81.

a. (7x+9)^2
b. (7x-9)^2
c. (7x+9)(7x-9)
d...

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