SOLUTION: a.) solve 2x^2=10 What are the solutions? b.) find the x-intercepts of f(x)=2x^2-10 The x-intercepts are?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: a.) solve 2x^2=10 What are the solutions? b.) find the x-intercepts of f(x)=2x^2-10 The x-intercepts are?      Log On


   

Question 330828: a.) solve 2x^2=10
What are the solutions?
b.) find the x-intercepts of f(x)=2x^2-10
The x-intercepts are?
Answer by jrfrunner(365) About Me  (Show Source):
You can put this solution on YOUR website!
a) 2x^2=10
x^2=5
x= -Sqrt(5) , x=+Sqrt(5)
b) X intercepts are the x values where y =0, and that is what was found in part a above, the x intercepts are (-sqrt(5),0), (sqrt(5),0)