q = r = s = t =
0
q = r = s = t =
2
q = r = s = t =
3
q = r = s = t =
-3
Identify the graph of d(x).
Find the inverse of the function.y = 2x2 –4
b =

1
You cannot take the square root of a negative number, so 3t – 9 must be zero.
Find the inverse of the function.y = x2 + 4x + 4
c =
81
Set up an inequality showing that the radicand cannot be negative.
d =
9
What is the domain of the function?
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