Section 6.1 Homework Hints
Problems 44-51
See Example 6 and 7. It is a good idea to first use the binomial theorem using
a
and
b
.
For
Problem 45
write
(
x
+3)^3 =
a
^3 + 3
a^2b
+ 3
ab^2
+
b^2
and then note that
x = a
and
b
= -1
Back to other homework hints.