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 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


Answer Link
The80sKid
The80sKid The80sKid
  • 06-02-2017
Your answer should be the last one, -2 and 1. Hope this helps!
Answer Link

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