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Mathematics 13 Online
OpenStudy (anonymous):

Choose the correct product of (7x − 3)(7x + 3). A. 49x2 + 9 B. 49x2 − 42x + 9 C. 49x2 − 9 D. 49x2 + 42x + 9 for this one my answer is A i just need somone to see if im right

OpenStudy (anonymous):

i got confused on the + and - signs so i thought + is highest so i got that

OpenStudy (anonymous):

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