Learn how to prove identities using second order derivatives.

2 problems using Parametric differentiation are illustrated. Differentiate wit respect to the parameter, is what you need to keep in mind.

2 problems are presented and solved here. First problem uses a simple trick to find the ortho center of a right angled triangle. The...

The normal form of a line is explained through the following problems.

Derivatives of Functions can be calculated by just applying log to both sides and differentiating it. This method is mostly used while...

An important point to remember while differentiating inverse trig functions is that we need to simplify the function as much as possible...

Learn about the principle of Inclusion and Exclusion and how to apply it in problems. Two forms of the principle are discussed here. A...