simplify = (4a+2b) power 3 + (4a-2b)power 3
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Answer:
(4a+2b)³ + (4a-2b)³
4a³+2b³+4a³-2b³
64a³+8b³+64a³-8b³
64a+8b+64a³-8b
64a+64a+8b-8b
128a
hope it helps u
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