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Deepak Bora
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Form a quadratic polynomial, the sum and product of whose zeroes are (-3) and 2 respectively.

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CBSE 10th Class Mathematics
Past year question paper
Year 2020
SET 1, Code Number  – 30/5/1
Question Number –  19 [a]
Quadratic Polynomial
sum and product of zeroes

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  1. sum of zeroes = -3

    product of zeroes = 2

    We know,

    p(x) = x² – (sum of zeroes)x + (product of zeroes)

    p(x) = x² – (-3)x + (2)

    p(x) = x² + 3x + 2

    quadratic polynomial is k[x² + 3x + 2]

     

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