Binomial Expansion
- Expand
. - Find the constant term in the expansion of
. - (a) Find the first three terms in the expansion of
.
(b) Use your expansion to approximate. Give your answer to an appropriate number of decimal places. - Find an expression in terms of
for the coefficient of in the expansion of . - The first two terms in the expansion of
are
Find the coefficient of the
term.
6. In the expansion of , the coefficient of the
is -320 . Find the value of
.
7. You are given that
6. In the expansion of
7. You are given that
where
and
are constants.
Find the value of .
Find the value of