8 tan x + 2 tan y 1 - tan x tan y = 11 = 1 2 cot y 1 cot y 8 cot y + 2 cot (x) 8 cot x + 1 cot x cot x. cot y cot x. coty -| cot x cot y 2 cotx + 8 cot y cot x cot y - 1 X
8 tan x + 2 tan y 1 - tan x tan y = 11 = 1 2 cot y 1 cot y 8 cot y + 2 cot (x) 8 cot x + 1 cot x cot x. cot y cot x. coty -| cot x cot y 2 cotx + 8 cot y cot x cot y - 1 X
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.4: Values Of The Trigonometric Functions
Problem 38E
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