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Questions and Answers
What is the value of $\arcsin(\frac{1}{2})$?
What is the value of $\arcsin(\frac{1}{2})$?
- $\frac{\pi}{6}$ (correct)
- $\frac{\pi}{4}$
- $\frac{\pi}{3}$
- $\frac{\pi}{2}$
What is the principal value of $\arctan(-1)$?
What is the principal value of $\arctan(-1)$?
- $-\frac{\pi}{4}$ (correct)
- $\frac{\pi}{4}$
- $-\frac{\pi}{2}$
- $\frac{\pi}{2}$
What is the value of $\arccos(0)$?
What is the value of $\arccos(0)$?
- $-\frac{\pi}{2}$
- $\frac{\pi}{2}$ (correct)
- $0$
- $\pi$
