Question 165910
f(x)=16–x^2
{{{ graph( 300, 200, -6, 5, -10, 20, -x^2 +16) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 20, -x^2 +16).
Vertex y=16
y=(0,16).
y Intercept=16.
x intercept=+-4.