Watch the video below until the time 4:39, then answer the questions. Make sure you review the formula sheet at the end before next class!
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Question 1
1.
Find the exact value of the expression
hint: rewrite using your double angle identities before you use sum/difference identitites
Question 2
2.
Find the exact value of the expression
Question 3
3.
Find the exact value of the expression
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Question 4
4.
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Question 5
5.
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Question 6
6.
Watch the video until the time 3:05, then answer the questions. Make sure you review the formula sheet at the end before next class! You will have a quiz!
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Question 7
7.
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Question 8
8.
Make sure you have all of your formulas memorized for your formula quiz next class! You will not need to know Half-Angle Formulas