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If the quadratic equation px² - …

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If the quadratic equation px² - 2√5 px + 15=0, has two equal roots then find the value of p.

    • Posted by Ishit Gajbhiye 1 year, 11 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Rdm 😈 1 year, 10 months ago

    p= 3

    0Thank You

    Devendra Sahu 1 year, 10 months ago

    b^2-4ac=0 (-2√5p)^2-4*p*15=0 20p^2-60p=0 20p(p-3)=0 20p=0. p-3=0 p=0. p=3 p=0 is rejected as it will not remain a quadratic equation Therefore p=3

    1Thank You

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