SOLUTION: For equation y=(x+4)(x-2), find the following information and then sketch the parabola. Standard form: Y-intercept X-intercepts: y = AOS: Vertex:

Algebra ->  Average -> SOLUTION: For equation y=(x+4)(x-2), find the following information and then sketch the parabola. Standard form: Y-intercept X-intercepts: y = AOS: Vertex:       Log On


   

Question 1167819: For equation y=(x+4)(x-2), find the following information and then sketch the parabola.
Standard form:



Y-intercept

X-intercepts: y =

AOS:



Vertex:

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
This is also x^2+2x-8 or (x^2+2x+1-9) or (x+1)^2-9 which has the vertex at (-1, -9)
the y-intercept is the constant (0, -8)
x-intercepts are at x=-4 and x=2
axis of symmetry is between the roots exactly at x=-1
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C%28x%2B4%29%28x-2%29%29