Math 160

Quiz 1

September 3, 2013                          Name:                                  Key                                                                                                       

The graph of a function f is given:

1a.   State the domain and range of f:

Domain:    [-2,6]  or {x|-2≤x≤6}

 

 

Range:    [1,7]  or {y|1≤y≤7}

 

 

b.  Evaluate f(3)

                6

 

 

2.  .    Evaluate and simplify g(3+h)

 

 

3. Let

a.  Evaluate  f(g(2))

 

 

 

b. Find a formula for the function  g(f(x))