integral of (x^2 + 4)sin2x dx

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 22E
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What is the integral of (x^2 + 4)sin2x dx? I think I got one part correct here with the xsin2x/2 but from there the rest is off

sin
12
(8?44) (-cos 2e)- ) - casze. 2xdx + |xos 2x dx dmode v> mex
2
2
x sm 2X
(x²4) (-us2«_) +
Transcribed Image Text:sin 12 (8?44) (-cos 2e)- ) - casze. 2xdx + |xos 2x dx dmode v> mex 2 2 x sm 2X (x²4) (-us2«_) +
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