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Ask iit jee aieee pet cbse icse state board community Community Discussion Question: complex
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AYUSHITANDON (40)

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Olaaa!! Perrrfect answer. 6  [11 rates]

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(x^7 - 21x^5a^2+35x^3a^4  -7xa^6)+(  7x^6a-35x^4a^3+21x^2a^5-a^7)
 
this expression is equal to??
    
Greatdreams (3155)

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Olaaa!! Perrrfect answer. 599  [679 rates]

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I suppose the question has been posted wrongly there is no symmetry as the last term of the first part cant be 7xa^60??

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