Question

Find the qudratic polynomial whose zeroes sum is -4 and product is -21

Answer 1

x^2+4x-21=0

As the standard form=x^2-(Sum of zeroes)+Product of zeroes.

Hope it helps

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Answer 2

Answer:

let alpha and beta be the roots of the equation to be found

required quadratic equation is -----

x^2- (alpha +beta)x + alpha into beta =0 [formula]

x^2 - ( -4)x + (-21)=0

x^2 +4x -21 = 0

plz mark brainliest.