114/1000, 3 rectangles under y=1/x from 1 to 2

120/1000, integral of 1/(1-x^2), hyperbolic tangent vs partial fraction

126/1000, how to evaluate a limit with just algebra

82/1000, know the chain rule for derivatives!

101/1000, how to convert a limit of a Riemann sum to an integral

102/1000, how to write an integral as a limit of a Riemann sum

117/1000, series of cos(1/n)

108/1000, the easiest way of sketching the derivative graph

79/1000, surface area of revolution, calculus 2

91/1000, they love asking this question on calculus 1 exams!

88/1000, 1-1/2+1/3-1/4+...=? (alternating harmonic series)

86/1000, the small-angle approximation, sinθ≈θ

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Differentiate a trig function to a power using the chain rule

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Fundamental Theorem of Calculus Part 1: Why Derivative and Integral Are Inverses

93/1000, why is the derivative 2^x equal to 2^x*ln(2)

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