4.6 Homework Problems: Introduction to Functions
1. List the ordered pairs for each point and then determine if it represents a function
2. Graph the points and state the domain and range. Determine if it is a function
t = {(-3,-3), (4,1),(-2,1),(3,1),(5,2)}
3. Use the vertical line test to determine if the graph represents a function.
a.
b.
c.
4. Find the range of the function f(x) = [latex]\frac{3}{4}x+2[/latex] given the domains D{-4,-2,0,3,4}
5. State the domain of the function [latex]f(x)\ =\ \frac{35}{x\ -\ 6}[/latex]
6. Given that f(x) = 3x+2 and g(x) = -x + 5, find
a. f(2)
b. g(3)
c. f(g(x))