http://www.wolframalpha.com/input/?i=sq … (tx))%5E2)

This might be an integral that will need to be evaluated by numerical methods.

]]>Thank you for your reply.

Please where i can see the attached file. i hope from you to send the final solved formula for my function. i know the general formula for the length but i can not solve my this new function f(x)=m*(1+cos(t*x)) from -c to c.

Please help me and i will be very thankful.

Best regards.

]]>Could you kindly send to me the formula to calculate the length of f(x)=m*(1+cos(x)) from -c to c

Best regards

]]>