2 x tan² x dx = x tan x - 1 x² 2 + In | cos x + C

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 19E
Question

Solve the initial value problem y' = 2yx tan2x, y(0) = 3 And specify for which x the solution applies. Might have use for the integral provided in the image. 

2
x tan² x dx
= x tan x
-
1
x²
2
+ In | cos x + C
Transcribed Image Text:2 x tan² x dx = x tan x - 1 x² 2 + In | cos x + C
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