A brief look into why the “traditional proof” for Chain Rule is wrong — and how to rectify it to make it complete.

A brief look into how the exponent rule for derivative is derived, and how to use it to make differentiation faster and easier.

The definitive guide to logarithm: its concept, its applications, its algebraic rules and its expansion into complex numbers.

A comprehensive guide into the Overshooting Method, and how to use it to find the antiderivatives of a wide range of integrals.

An in-depth guide into quadratic factorisation — from basic factoring techniques to AC method to quadratic formula and the general method.

An in-depth view into how the formula for the derivative of inverse is derived, and how to use it to find the derivative of a wide range of functions.