(1) Leia Z is told to bring home a Canadian muskrat for dinner. If Canada is the region [unparseable or potentially dangerous latex formula], Leia starts at [unparseable or potentially dangerous latex formula], and home is [unparseable or potentially dangerous latex formula], what's the shortest distance Leia can travel if Canada is saturated with easy-to-kill muskrats?
(2) A point mass milk man named Bo Vinum has a bad habit of procrastinating. He just woke from a nap on the point [unparseable or potentially dangerous latex formula], and he must milk the poor swollen cow on [unparseable or potentially dangerous latex formula] quickly if he is to make his date at the point at infinity with the handsome seamstress next door. To make matters worse, before he can get to milking, he has to wash the bucket in the nearby stream which sits on the line [unparseable or potentially dangerous latex formula]. What is the shortest route Bo can take to reach his cloven friend?
(3a) What're the maxima and minima (if they exist) of the function [unparseable or potentially dangerous latex formula]?
(3b) What are the extrema of [unparseable or potentially dangerous latex formula] if we only consider points on the circle [unparseable or potentially dangerous latex formula]?