65. sec(a + B) = csc a csc 3 cot a cot B-1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 42E
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65. sec(a + B)
csc a csc ß
cot a cot B - 1
Transcribed Image Text:65. sec(a + B) csc a csc ß cot a cot B - 1
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