SOLUTION: If (f)x=-(x+4)^2+3, find the domain and rage of f.

Algebra ->  Functions -> SOLUTION: If (f)x=-(x+4)^2+3, find the domain and rage of f.      Log On


   

Question 960140: If (f)x=-(x+4)^2+3, find the domain and rage of f.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The quadratic is in vertex form.
There are no limitations on the domain:(-infinity,infinity).
The parabola opens downwards because of the negative quadratic coefficient (-1) so the value at the vertex is a maximum.
Range: (-infinity,3)
.
.
graph%28300%2C300%2C-8%2C8%2C-8%2C8%2C-%28x%2B4%29%5E2%2B3%29