Question

सिंपलीफाई ए प्लस टू बी होल क्यू प्लस ए माइनस टू बी होल क्यूब​

Answer 1

Answer:

(a+2b)³+(a-2b)³

simplyfy that by IDENTITY (a+b)³ and (a-b)³

[ a³+(2b³)+3×a×2b(a+2b)]+ [a³-(2b)³-3×a×2b(a-2b)

[a³+ 8b³+6a²b+12ab²] + [a³- 8b³- 6a²b+12ab²]

a³+ 8b³+ 6a²b+12ab²+a³ - 8b³-6a²b + 12ab²

2a³+24ab²

2a(a² + 12b)

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