Now, determine a general rule for what happens when we have two exponential
expressions multiplying each other with the same base. you may want to write the
rule in words, or you can use an example or expression to communicate the rule.

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?