this is an example from the book it skipped a step, i dont know how they got the next step: is the arc length
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Originally Posted by viet this is an example from the book it skipped a step, i dont know how they got the next step: is the arc length i hope that by calc 2 you would know that also, is a constant, so the integral is just and the rest follows
its been awhile since i took calc2, thanks for the reminder Jhevon
Originally Posted by viet its been awhile since i took calc2, thanks for the reminder Jhevon really? what math are you doing now? (well, to be fair, you should have known that identity long before calc 2 even)
Originally Posted by Jhevon really? what math are you doing now? Probably a Civil Engineering course. Maybe calculating length of certain cables.
Originally Posted by ThePerfectHacker Probably a Civil Engineering course. Maybe calculating length of certain cables. lol nah im not smart enough to be taking that course, im taking calc3 online. was reading the book and got a lil lost on one of the example.
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