Find the area of the surface obtained by rotating the curve about the x-axis.

0 < x < 1

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- March 19th 2008, 10:36 PMFalconPUNCH!Area of a surface of revolution
Find the area of the surface obtained by rotating the curve about the x-axis.

0 < x < 1 - March 19th 2008, 11:27 PMmr fantastic
- March 20th 2008, 10:46 AMFalconPUNCH!
Yeah I got up to the substituting part and got confused. I haven't used the first substitution before so I don't know what to do there. I tried using tan and got lost.

- March 20th 2008, 12:15 PMgalactus
After making the subs, did you get it down to:

Now, can you do that?.

This looks similar to a Fourier series. - March 20th 2008, 03:45 PMFalconPUNCH!
- March 20th 2008, 03:55 PMmr fantastic