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Question

Derive a quadratic polynomial for which the sum of zeroes =13 and the product of zeroes =12 .

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Solution

x2-(Sum of roots)x + (Product of roots)=0
Sum of roots=13
Product of roots=12
Hence the quadratic equation becomes $x^{2}-\dfrac{1}{3}x+\dfrac{1}{2}=0$
x226x+36=0
6x22x+3=0

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