brandy42
brandy42
09-05-2017
Mathematics
contestada
(7x+3)(7x-3) simplified form?
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Аноним
Аноним
09-05-2017
49x^2-9 is the answer.
Please rate brainliest.
Answer Link
EEPJR
EEPJR
09-05-2017
(a+b)(a-b) = a^2 - b^2
(7x+3)(7x-3) = (7x)^2 - (3)^2
= 49x^2 - 9
Answer Link
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