Sometimes, it’s worth it to review some basics of Algebra. In this multi-part series, I begin to discuss how to work a “gibberish” question like:

Simplify:

$$\frac{3x^{9}\sqrt{72x^{18}y^{9}}}{4x^{5}y^{7}\sqrt{50x^{21}z^{7}}}$$

So much to manage! Let’s start with the very basics, then work up to making some sense of this expression.