Washer method rotating around vertical line (not y-axis), part 2 | AP Calculus AB | Khan Academy

Evaluating the integral set up in the last video using washer method. Created by Sal Khan.
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[@damianram83]

I wish more people would be interested on these subjects, as they are the foundation of solving many problems indirectly. Let America shine again... :)

[@TaiChiKnees]

This video made me feel happy.

[@simplydify]

You make.this seem easy

[@SonsOfRAP3]

wow i totally understand this!

[@GulpingHaterade]

Thanks for this :)

[@drunkenlight]

Doing area calculations in first year calculus.