SOLUTION: Identify the vertex and the y-intercept of the graph of the function y=-3(x+2)^2 +5.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Identify the vertex and the y-intercept of the graph of the function y=-3(x+2)^2 +5.      Log On


   

Question 295637: Identify the vertex and the y-intercept of the graph of the function y=-3(x+2)^2 +5.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
It's already in vertex form.
Vertex: x=-2, y=5
To find the y-intercept, set x=0 and solve for y.
y=-3%28x%2B2%29%5E2%2B5
y=-3%282%29%5E2%2B5
y=-3%284%29%2B5
y=-12%2B5=7
(0,-7)
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+graph%28+300%2C+300%2C+-6%2C+2%2C+-8%2C+6%2C+-3%28x%2B2%29%5E2%2B5%29+