Instructional Video
Khan Academy

Khan Academy: U Substitution: U Substitution With Ln(x)

10th - 12th
In this video tutorial students explore using u-substitution with ln(x) to solve an indefinite integral.
Instructional Video
Khan Academy

Khan Academy: Logarithm Basics: Logarithms

9th - 10th Standards
Intro to logarithms. Learning that logarithms are just a way of expressing "the exponent that you have to raise a base to to get another number"
Instructional Video
Khan Academy

Khan Academy: L'hopital's Rule: L'hopital's Rule Example 3

9th - 10th
Video lesson using l'Hopital's rule to find the limit of a function containing a natural logarithm term.