5. Inverse Trigonometric Functions and Basic Trigonometric Equations

In Exercises 1–10, use substitution to determine whether the given x-value is a solution of the equation. __ √ 2 𝝅 cos x = ------- , x = ------ 2 4

In Exercises 1–10, use substitution to determine whether the given x-value is a solution of the equation. __ √ 3 𝝅 sin x = ------- , x = ------- 2 6

In Exercises 1–10, use substitution to determine whether the given x-value is a solution of the equation. 1 2𝝅 cos x = ﹣ ------- , x = --------- 2 3

In Exercises 1–10, use substitution to determine whether the given x-value is a solution of the equation. __ √ 3 5𝝅 tan 2x = ﹣--------- , x = --------- 3 12