Question

(y/3)-(3/y)

Answer 1

\[\frac{y}{3} - \frac{3}{y} \rightarrow \frac{y^2 -9}{3y} \rightarrow \frac{(y+3)(y-3)}{3y}\]

Answer 2

y/3 * y/y - 3/y * 3/3 = (y^2 - 9) / 3y