The length of the curve

- Find
*dx/dt*and*dy/dt*: dx/dt=6t & dy/dt=6t - Square both: and , respectively.
- Length
- Factor out 6t:
*u*Substitution: and integral limits become 1 and 2

That's not a particularly difficult problem, but it is the first one I've written in LaTeX, which was difficult. I thank the Hamline University Physics Department Latex Equation Editor, although it wouldn't load its renderings properly.