IN YOUR OWN WORDS problems remind you of what you
did in the previous section.
Light "on" represents a "1" and light "off" represents
a "0." See Figure 4.4.
See Examples 1 and 2. Write each given number in exponential
See Example 3. Use repeated division and keep track
of the remainders.
See Table 4.9. The letter "D" follows the capital C
(which has ASCII code 67), so "D" is 68. Repeat for
See Table 4.9. The number "67" is "C," so "68" is "D,"
... and "72" is "H."
Read the directions to these problems carefully, and
then use the addition and multiplication tables to work
out an answer, as shown in Example 4.
Note: Homework Hints are given only
for the levels 1 and 2 problems.
There are many sources for homework
help on the internet.
where technology meets mathematics. You can seach a
particular topic or choose lessions, calculators, worksheets
for extra practice or other resources.
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at which you can serch to see if your question has been
previously asked, or you can send your question directly
to Dr. Math to receive an answer.
provides online graphing calculators. This is especially
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The Math Formum @ Drexel
This site provides an internet mathematics library that
can help if you need extra help. For additional homework
help at this site, click on the MATHLINKS button at
the left (below the chapter buttons).
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