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(a+b) (c-d) +(a-b) (c+d) + 2 …

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(a+b) (c-d) +(a-b) (c+d) + 2 ( ac + bd) = ?

    • Posted by Stella Antony 7 years ago

    CBSE > Class 08 > Mathematics
    • 1 answers

    Shri H 7 years ago

    ac-ad+bc-bd+ac+ad-bc-bd+2ac+2bd =4ac

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