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The usual range of principal values of sin⁻¹ x is
A[0, π]
B[−π/2, π/2]
C(−π/2, π/2)
D[0, 2π]
Answer & Solution
Correct answer: B. [−π/2, π/2]
Sine is restricted to [−π/2, π/2] so that it is one-to-one and invertible.
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