5. Inverse Trigonometric Functions and Basic Trigonometric Equations

5. Inverse Trigonometric Functions and Basic Trigonometric Equations / Inverse Sine, Cosine, & Tangent / 문제 6

문제 6

Without using a calculator, determine the exact value of the expression:
sec⁻¹ (1)

π/2

3π/2

Without using a calculator, determine the exact value of the expression:sec⁻¹ (1)