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The principal value of cos−1(-1/2) is ______
Mathematics and Statistics (Arts and Science)
Trigonometric Functions
Question
Updated
19 Aug 2026
The principal value of cos−1(-\(\frac{1}{2}\)) is ______
A
Choose Your Answer
A
pi/3
B
pi/6
C
(2pi)/3
D
(3pi)/2
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