Piecewise functions: f(x)

Matching Exercise

    Choose the correct answers from the pull-down menues.

    You are given the function  

Evaluate f(3) - f(-1).
Which half of f(x) do we use for x = 3?
f(3) = [...] + 4
Fill in the blank.
f(3) = ...
Choose the correct value.
Which half of f(x) do we use for x = -1?
f(-1) = 2[...]2 - 1
Fill in the blank.
f(-1) = ....
Choose the correct value.
Then f(3) - f(-1) = [...]
Fill in the value.

Your score is: