Inverse reciprocal trig
Evaluate csc⁻¹(x), sec⁻¹(x), and cot⁻¹(x). Shows conversion to standard inverse trig.
Function
Inverse reciprocal identities
csc⁻¹(x) = sin⁻¹(1/x). Domain: |x| ≥ 1.
sec⁻¹(x) = cos⁻¹(1/x). Domain: |x| ≥ 1.
cot⁻¹(x) = tan⁻¹(1/x) (adjusted for sign). Domain: all reals.
Common values
csc⁻¹(2) = 30°. sec⁻¹(2) = 60°. cot⁻¹(1) = 45°.
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