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Prove that Root 5 is a …

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Prove that Root 5 is a irrational number

    • Posted by Indrajeet Singh 6 years, 9 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Indrajeet Singh 6 years, 9 months ago

    Prove that root 5 is irrational number. Ans. We have to prove that root 5 is irrational number Let assume the Opposite, i.e., Root 5 is rational number. Hence root 5 can be written in the form of p/q Where a and b ( b ≠ 0) are co prime (no factor. othar than one 1) Hence Root 5 = a/b Root 5 b = a Squaring on both sides (5b)square = a square

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