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Precalculus
Trigonometric Half Angle Identities
Question 2
2
Assignment
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Trigonometric Half Angle Identities
Question 2 of 7 • Precalculus
cos x ✔ 1 + cos x1 - cos x
Answer
A
cos x
B
1 + cos x
C
1 - cos x
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cos x ✔ 1 + cos x1 - cos x