Chl4oepkarlanocoa Chl4oepkarlanocoa

03-02-2017
Mathematics

contestada

What are the x-intercepts of the quadratic function?

y = x² + x – 2

1

2 and 1

2 and –1

–2 and 1

Respuesta :

TheHero TheHero

03-02-2017

To find the x intercept set y = 0

x^2 + x - 2 =0

(x+2)(x-1) = 0

x = -2 , x = 1

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The80sKid The80sKid

06-02-2017

Your answer should be the last one, -2 and 1. Hope this helps!

Answer Link

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