Arclentgh of y= sqrt(x-x^2) + arccos(sqrtx)
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8:33
How to solve adifferential equation with u=y/x substitution
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14:57
Length of the arc y= sqrt(2-x^2) from x=0 to x=1
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13:13
Ukraine l can you solve this?? l Olympiad Math
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11:00
(f o f)(x) = x + 1
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12:44
Summing An Interesting Infinite Sum
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18:35
The Basel Problem
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24:56
Integrate 1/(1+x^3)
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14:31