Mathematics · Inverse Trigonometric Functions
What are the domain and principal value range of the function cos-1x respectively?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1[0, 1] and [0, π]
- 2[0, π] and [-1, 1]
- 3[-1, 1] and [0, π]✓
- 4[-1, 0] and [0, π]
Correct answer
[-1, 1] and [0, π]
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