Use the information given about the angle 0, 0 s0 s 2n, to find the exact value of the indicated trigonometric function. 7) sin 0 - 0c0< Find sin 7) A) E B) VS - 2/15 Vs • 2/15 V10 8) sec 0 - 4, 0 < 0 < Find cos . B) V8 - 2/15 D Vs• 2/15 1 Use the Half-angle Formulas to find the exact value of the trigonometric function. 9) cos 22.5°
Use the information given about the angle 0, 0 s0 s 2n, to find the exact value of the indicated trigonometric function. 7) sin 0 - 0c0< Find sin 7) A) E B) VS - 2/15 Vs • 2/15 V10 8) sec 0 - 4, 0 < 0 < Find cos . B) V8 - 2/15 D Vs• 2/15 1 Use the Half-angle Formulas to find the exact value of the trigonometric function. 9) cos 22.5°
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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