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5. Inverse Trigonometric Functions and Basic Trigonometric Equations
5. Inverse Trigonometric Functions and Basic Trigonometric Equations / Linear Trigonometric Equations / 문제 7
문제 7

For the following trigonometric equation, perform substitution to identify which of the following angles is a solution.
tan 2x = - 1

a) 5π/8

b) 3π/8c) 7π/12
d) 11π/12