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Question: Try to solve Integral solution

Question: Try to solve Integral solution

lcz 1039
integration
February 09 2020
0

   I need to integrate x with a<=x<=b and k , l are constants.

I input foolowing code , it did not work. Maybe you have some good ideas to solve this! thanks!

int(sqrt(1+((k*Pi)/l*cos((Pi*x)/l))^2), x = a.. b) assuming x>=a, x<=b
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