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# Highest Power of a Number in a Factorial

In the video below, we will have a look at the techniques to calculate the Highest Power of a Number in a Factorial. Factorial of a number n is given by $n! = n$ x $(n-1)$ x $(n-2)$ x $(n-3)…2$ x $1$ Given a number x, how do we find the highest power of x in […]

# Solving Absolute Value Equations

[latexpage] In this post we will see how to solve problems on absolute value(modulus) equations and inequalities. To understand the basics of absolute value click here – Absolute Value Solving absolute value problems of the type |f(x)| + g(x) = k How to find the value of x in absolute equations involving |f(x)| + g(x) […]