# How do you find the vertex and the intercepts for #f(x)=x^2+x-2#?

##### 1 Answer

Mar 14, 2016

#### Explanation:

x-coordinate of vertex:

y-coordinate of vertex:

To find y-intercept, make x = 0 --> y = -2.

To find x-intercepts, make y = 0 and solve the quadratic equation

Since a + b + c = 0, use shortcut.

The 2 real roots are 1 and