Write a quadratic polynomial with two of its zeroes as 8 and -9 respectively.
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K{(x^2)-(Sum of zeroes)x +(product of zeroes)}
=K(x^2)-(8+(-9))x +(8×-9)
=K(x^2)-(8-9)x +(-72)
=K(x^2+1x-72)
=K(x^2+x-72) is the polynomial
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