form a quadratic polynomial of one of its zero is-15and sum of its zeroe s42

form one quadratic polynomial whose one of its zero is-15, and sum of its zero is42.
in Factors of a number by Level 1 User (120 points)

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1 Answer

If one of its zeroes is -15 and the sum of its zeroes is 42 then the other zero is 57.

(x + 15) (x - 57)

FOIL

x^2 -57x +15x -855

x^2 -42x -855
by Level 13 User (103k points)

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