Question

algebra: how to add algebraic factions?

Answer 1

\[\frac{2}{15u^9}-\frac{1}{40u^8}\]

Answer 2

funny how I'm doing calculus and got stumped at this point in the calculation process.

Answer 3

ah I figured it out.\[\frac{2}{5\cdot 3\cdot u^9} - \frac{1}{5\cdot 8\cdot u^8}\] sarreh, closing this.