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a³ +b3

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a³ +b3

    • Posted by Vibhor Patwal 4 years, 4 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Yogita Ingle 4 years, 4 months ago

    i) a³+b³ = (a+b)(a²-ab+b²)

    Or

    = (a+b)³-3ab(a+b)

    ii) a³-b³ = (a-b)(a²+ab+b²)

    Or

    = (a-b)³+3ab(a-b)

    0Thank You

    ANSWER
    http://mycbseguide.com/examin8/

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