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Section 1.2 Homework
1. Classify each function as a power function, root function, polynomial (state its degree), rational function, algebraic function, trigonometric function, exponential function, or logarithmic function.
a.
b.
c.
d.
e.
f.
2. Match each equation with its graph. Explain your choices. (Don’t use a computer or graphing calculator.)
a.
b.
c.
3. Match each equation with its graph. Explain your choices. (Don’t use a computer or graphing calculator.)
a. y=3x
b.
c.
d.
4. Find the domain of the function.
5. Find expressions for the quadratic functions whose graphs are shown.
f(x) =
g(x) =
6. Find an expression for a cubic function f if f(1) = 8 and f(−1) = f(0) = f(2) = 0.
f(x) =
1. Classify each function as a power function, root function, polynomial (state its degree), rational function, algebraic function, trigonometric function, exponential function, or logarithmic function.
a.
b.