Q: Express each of the following in terms of trigonometric ratios of angles between 0° and 45°. (i) sin 85° + cosec 85° (ii) tan68° + sec 68° (ii) cosec 69° + cot 69° (iv )sin 81° + tan 81° (v) sin 72°+ cot 72°

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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Q: Express each of the following in terms of trigonom etric ratios of angles
between 0° and 45°.
(i) sin 85° + cosec 85° (ii) tan68° + sec 68°
(ii) cosec 69° + cot 69°
(iv)sin 81° + tan 81°
(v) sin 72°+ cot 72°
Transcribed Image Text:Q: Express each of the following in terms of trigonom etric ratios of angles between 0° and 45°. (i) sin 85° + cosec 85° (ii) tan68° + sec 68° (ii) cosec 69° + cot 69° (iv)sin 81° + tan 81° (v) sin 72°+ cot 72°
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