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

Otras preguntas

Olivia has 100$ and increases 20$per month what's the function
4. Which groups were opposing the British and their policies in North America and why?
The purpose of a subpoena duces tecum is to      A. require a health care worker to testify about a patient's condition. B. command a plaintiff to witness d
Write using algebra. A bucket holds c liters of water, but a jar holds 8 liters less. How many times as much water can the bucket hold as the jar?
What problems did the colonists have with the proclamation of 1763
Really easy points!! What is usually excluded from typical homeowner's insurance? (Select all that apply.) 1. theft 2. floods 3.earthquakes 4. intentional loss
What is 635 divided by 35
What was John Adams favorite music
What does SIP stand for?
Hideki is having trouble completing long workouts. What does he need to improve?