F left parenthesis x right parenthesis equals StartFraction 16 x squared Over x Superscript 4 Baseline plus 64 EndFractionf(x)=16x2 x4+64

(a) Is the point

left parenthesis negative 2 StartRoot 2 EndRoot comma 1 right parenthesis−22,1

on the graph of f?

(b) If

x equals 2 commax=2,

what is f(x)? What point is on the graph of f?

(c) If

f left parenthesis x right parenthesis equals 1 commaf(x)=1,

what is x? What point(s) is (are) on the graph of f?

(d) What is the domain of f?

(e) List the x-intercepts, if any, of the graph of f.

(f) List the y-intercept, if there is one, of the graph of f.