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#1 Re: Help Me ! » Practical Use for Integral: Volleyball Launcher » 2006-10-10 01:30:03

Thank you polylog, I was hoping someone would show me a simple solution to something I found difficult. Your the Man (or Woman)!

#2 Help Me ! » Practical Use for Integral: Volleyball Launcher » 2006-10-09 06:36:04

jwalker
Replies: 3

I'm designing a spring loaded volleyball launcher for spike practice and have run into an energy derivation integral I can't solve: sec^3[X] sin[X] dX or alternately the integral of sec^2[X] tan[X] dX.

I managed to solve the other integral terms of sec^2[X] sin[X] dX via parts but am getting no where with the above integral. I'm old, rusty and need help!

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