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Precalculus
Angles and Trigonometric Functions — Quiz
Question 9
9
Quiz
Multiple Choice
Angles and Trigonometric Functions — Quiz
Question 9 • Precalculus
Which expression is equal to negative 1 ?
Answer
A
tangent 5 pi over 4
B
sine 3 pi over 2
C
cotangent pi over 4
D
sine pi over 2
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