## Derivative of Inverse Functions — Theory and Applications

By Math Vault | Calculus

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.

By Math Vault | Calculus

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.

By Math Vault | Calculus

An exploration into the derivative of x^x and x^x^x, and the concept of tetration and other hyper-exponentiations.

By Math Vault | Algebra

How to determine the original investment amount solely from the interest amount — using algebra.

By Math Vault | College Math

An brief look into descriptive statistics, basic probability theory, inferential statistics plus a review sheet to sum up everything.

By Math Vault | College Math

A session on probability, with some proposed question sources and potential questions to spice things up.

By Math Vault | Calculus

How a trigonometric integral is evaluated incorrectly — and how to fix it.

By Math Vault | College Math

How to evaluate the least positive residue using brute force, Fermat’s Little Theorem and Chinese Remainder Theorem.

By Math Vault | College Math

How to solve a system of linear equations, when a coefficient of a variable is itself a variable.