(2a+7) (2a+7)
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Answered by
0
Answer:
4a^2 + 49 +28a
this is your answer
Answered by
3
ANSWER:
(2a+7)(2a+7) = (2a+7)²
we get, (2a)²+7²+2(2a)(7)
= 4a² +49 + 28a
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