Unit
4

Page 324

Example 4.2

Answer (b) should read:
n x 0 = 0

Page 356

Test your knowledge 4.4

Denominator of the middle
term in Q8 should be x + 1 not x  1

Page 411

Figure 4.41

Title should read "Graph
of "

Page 431

Test your knowledge 4.12

Question 3 should have
the following sentence added: "Calculate the arithmetic
mean and mean deviation."

Page 431

Example 4.73

The second column on
the table of values should be labelled f and
not F
