Trigonometry integration

  • Thread starter songoku
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  • #1
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Homework Statement


a. [tex]\int cos(\pi~sin~x)~dx[/tex]

b. [tex]\int x~cos(\pi~sin~x)~dx[/tex]

Homework Equations


integration


The Attempt at a Solution


can anyone help me getting started? Thanks
 

Answers and Replies

  • #2
HallsofIvy
Science Advisor
Homework Helper
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That cannot be done in terms of "elementary functions".
 
  • #3
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That cannot be done in terms of "elementary functions".

ok thanks a lot
 

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