A series of free Calculus 2 Video Lessons from UNSW - University of New South Wales, Sdyney.
Lec21: Arc length + average value of a function.
A lecture on how to compute the arc length of curves and how to find the average value of a function. Such ideas rely on integration and are seen in university mathematics.
Lec22: Surface area of revolution of functions.
A lecture on how to calculate the surface area of graphs that are revolved around an axis. Plenty of exampls are discussed and solved. Such ideas are seen in university, college and high school mathematics.
Lec23+24: Calculus revision lecture.
A revision lecture on a second calculus course, including: integration; partial derivatives; differential equations; series; sequences. A past exam with plenty of examples is discussed and solved.
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.