A plus 2b plus a cube plus 8b cube
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hey mate ,
here is your answer
a+2b+a^3+8b
here is your answer
a+2b+a^3+8b
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1
Solution :
a + 2b + a³ + 8b³
= ( a + 2b ) + a³ + ( 2b )³
= ( a + 2b ) + ( a + 2b )[ a² - a×2b + ( 2b )² ]
= ( a + 2b )[ 1 + a² - 2ab + 4b² ]
••••
a + 2b + a³ + 8b³
= ( a + 2b ) + a³ + ( 2b )³
= ( a + 2b ) + ( a + 2b )[ a² - a×2b + ( 2b )² ]
= ( a + 2b )[ 1 + a² - 2ab + 4b² ]
••••
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