lourdes17 lourdes17

18-07-2021
Mathematics

contestada

Write a quadratic equation in standard form that has two solutions, 9 and -2

(the leading coefficient must be 1.)

Respuesta :

pandalovesk8 pandalovesk8

18-07-2021

(x - 9)(x + 2) = 0
x^2 + 2x -9x -18 = 0
x^2 - 7x - 18 = 0

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