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OpenStudy (anonymous):
Factor 49t² – 9. (7t + 3)(7t + 3) (7t + 3)(–7t – 3) (7t + 3)(7t – 3) 7t – 3
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OpenStudy (mertsj):
You could just multiply the choices and see which one works.
OpenStudy (anonymous):
c is the right answer
OpenStudy (anonymous):
(7t + 3)(7t – 3)
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