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

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

82/1000, know the chain rule for derivatives!

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

37/1000, telescoping series, calculus 2

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

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

72/1000, integral of 1/sqrt(e^x-1), u substitution

79/1000, surface area of revolution, calculus 2

61/1000, integral of sqrt(x) from 1 to 9

68/1000, midpoint rule approximation for the integral of sqrt(1+x^3) from 0 to 2

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

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

123/1000, total derivative of z=f^g, calculus 3

94/1000, finding dy/dx for y^y=x

103/1000, a calculus problem without using calculus

42/1000, epsilon-delta proof of a limit, calculus 1

53/1000, sketching the graph of the derivative from the original function, calculus 1

40/1000, derivative of ln(x+sqrt(x^2+1)), calculus 1