a dog heading due north at a constant speed of 2 meters per second trots past a fire hydrant at t0 sec. Another dog heading due east at a constant speed of 3 meters per second trots by the hydrant at t1 sec. At t9 sec., what is the rate of change of the distance between the two dogs?
might be menopausal my mom was like this for a while and she was always blowing up when nothing was even happening
