SOLUTION: How do you graph 2(x+3)^2 -4

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: How do you graph 2(x+3)^2 -4      Log On


   

Question 902465: How do you graph 2(x+3)^2 -4
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
It's a parabola in vertex form with the vertex at (-3,-4), opening upwards, twice as wide as y=x%5E2
.
.
.
x=-2 and x=-4, y=2%28-2%2B3%29%5E2-4=2-4=-2
x=-1 and x=-5, y=2%28-1%2B3%29%5E2-4=8-4=4
x=0 and x=-6, y=2%280%2B3%29%5E2-4=18-4=14
.
.
.