Test 2 | Time: 1.5 hours |
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- Use fundamental identities and algebra to simplify
to one of the six basic trigonometric functions. Show all steps.

- Find all exact solutions for
on the interval .

- A triangle has angles and .
The side
*c*between these angles is 6 feet long. Find the third angle C and the lengths of the other two sides. Round the lengths to two decimal places. - Verify the identity . Show all steps.
- Use the Sum and Difference Identities to find the exact values of .
- If and , find
the exact values for the following:
- .
- .

- A triangle has sides of lengths
*a*=5,*b*=7, and*c*=10 meters. Find its three angles and round your results to one decimal place. - Find all exact solutions for on the interval .
- Let .
- Convert z to its trigonometric form.
- Use DeMoivre's Theorem to solve the equation
Write your solutions in standard form .

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