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Show that (a+b)2-4ab=(a-b)

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Show that (a+b)2-4ab=(a-b)

    • Posted by Neeraj Acharya 7 years, 3 months ago

    CBSE > Class 08 > Mathematics
    • 1 answers

    Yogita Ingle 7 years, 3 months ago

    LHS = (a + b)2 - 4ab
    = a2 + 2ab + b2 - 4ab
    = a2 - 2ab + b2
    = (a -b)2

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