2. (Trigonometric values) Suppose sin (a) = and 0 < a < 5.Find exact answers (your answers should NOT be decimals, use radicals where appropriate) a) cos(a) b) tan(a) c) sec(a) d) csc(a) e) cot(a)

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Q: Find the exact value. (a) sin( (b) arctan (-) (c) arccos (cos())

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.