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Example Questions
Example Question #21 : Trigonometric Functions
What is the value of ?
Possible Answers:
Correct answer:
Explanation:
Example Question #22 : Trigonometric Functions
If sin 26o = t, find the value of cos 52o in terms of t.
Possible Answers:
Correct answer:
Explanation:
Since , we can use a double angle formula:
Substituting , we get .
Andrew
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