-61. If tan15a = cot3a, then a is equal (a) 5° (b) 10° (c) 15° (d) 20° (e) 90°
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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Transcribed Image Text:-61. If tan15a = cot3a, then a is equal (a) 5° (b) 10° (c) 15° (d) 20° (e) 90°
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