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# 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) […]

# Units digit of a number raised to power

Here, we will see how to find the units digit of a number that is in the form ${x^y}$. We will first try to understand what is a units digit, then we will look at the technique to find the units digit of large powers and then using this technique we will solve some problems […]