easy derivative but it took me 32 minutes
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13:21
Calculus teacher vs L'Hopital's rule students
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15:51
combining rational exponents, but using calculus,
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17:53
Supreme Integral with Feynman's Trick
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11:59
Why is the derivative of e^x equal to e^x?
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31:27
EXTREME quintic equation! (very tiring)
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12:13
Feynman's technique is the greatest integration method of all time
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30:36
Physics Students Need to Know These 5 Methods for Differential Equations
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14:59