SOLUTION: Good Evening! I am having trouble with this problem: Sketch the graph of the following equation: y=(x-2)^2 -4. Thanks so much for the help! Denise

Algebra ->  Graphs -> SOLUTION: Good Evening! I am having trouble with this problem: Sketch the graph of the following equation: y=(x-2)^2 -4. Thanks so much for the help! Denise       Log On


   



Question 383961: Good Evening! I am having trouble with this problem:
Sketch the graph of the following equation: y=(x-2)^2 -4.
Thanks so much for the help!
Denise

Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
y=(x-2)^2 -4
y=x^2-4x+4-4
y=x^2-4x
this is aparboala , x^2 is positive. It opens upwards
vertex = 2,-4
..
plot the points
x=0 y=0
x=2,y=-4
x=3,y=-3
x=4,y=0
...
graph%28300%2C300%2C-2%2C5%2C-5%2C5%2C%28x%5E2-4x%29%29
...
m.ananth@hotmail.ca