How to Use This Chapter

Maybe you already know everything you need to know about functions. You
can find out by taking the Functions Diagnostic Test. The questions on the
Diagnostic Test are typical of what you could expect. Check your answers
using the answer key following the test. No matter how you score, don’t
worry! The answer key also shows where to find a detailed explanation for
each question. The “Find Your Study Plan” section that follows the test will
suggest next steps based on your performance on the Diagnostic.

FIND YOUR LEVEL

How you use this chapter really depends on how much time you have to prep.
Find your level and pace below.

Standard Plan. Try the Functions Diagnostic Test. Read the rest of the
chapter. Then try the Follow-Up Test at the end of the chapter.

Shortcut:   Try the Functions   Diagnostic  Test    and check   your    answers.    The

“Find   Your    Study   Plan”   section that    follows the test    will    suggest next    steps

based   on  your    Diagnostic  Test    score.

Panic Plan. Look through the chapter quickly and make sure you’re
comfortable with the material. If you’re not comfortable with functions, spend
some time with this critical chapter.