Write each of the following in terms of
only.
1.
2.
Write each of the following in terms of
only.
3.
4.
Write each of the following in terms of
and
, and then simplify if possible.
5.
6.
7.
8.
Add or subtract as indicated and simplify the result. Write answers in terms of sine and/or
cosine.
9.
10.
11.
Multiply. Simplify if possible.
12. (
14. (
)(
)
)
13. (
15.
)(
(
)
)
Factor. Simplify if possible.
16.
17.
18.
Use the basic identities to simplify each expression into a constant, a single function, or a
power of a function.
19.
20.
21.
22.
23.
24.
25. Simplify the expression √
as
much as possible after substituting
for .
26. Simplify the expression √
much as possible after substituting
for .
as