Ch. 1 - Trigonometric Functions
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Problem 3.75
Find each exact function value. See Example 3.
tan 5π/3
Problem 3.77
Find each exact function value. See Example 3.
sin 5π/6
Problem 3.79
Find each exact function value. See Example 3.
cos 3π
Problem 3.81
Find each exact function value. See Example 3.
sin (-8π/ 3)
Problem 3.83
Find each exact function value. See Example 3.
sin (-7π/ 6)
Problem 3.85
Find each exact function value. See Example 3.
tan (-14π/ 3)
Problem 3.90
Give an expression that generates all angles coterminal with an angle of π/2 radians. Let n represent any integer.
Problem 3.9
Convert each degree measure to radians. Leave answers as multiples of π.
800°
Problem 3.92
Through how many radians does the minute hand on a clock rotate in (a) 12 hr and (b) 3 hr?