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Set Theory Master Class I Very informative video with lucid explanation of what are sets, types and operations on sets. It is suited for students of algebra, pre calculus in grades XI, XII or UG.

Set theory -Part 2 In this Master Class, you will learn about set theory, and how it can be used to solve problems related to Sets. You will also learn about the different types of sets, and how to use them to solve problems. Typically, CBSE (India) class XI NCERT has been taken as reference. I have solved many questions from NCERT exercises.

This video is an introduction to the concept of rate of change of variables. In this video, I have shared the very basic concept of what is rate of change a variable with respect to another variable. Many questions related to Rate change are solved here. Students can get insight into different genre of questions that occur in this topic. Rate of change of area, volume, perimeter are discussed. This is useful for Students of pre calculus, Calculus, in grades XI, XII or UG.