Please answer this question based on the video below.

A child is playing with two toy cars. The blue one is spring-loaded (so it accelerates) and the red one is battery-powered (so it travels at a constant speed). The blue toy car begins moving from rest. The distance d (in inches) of the car from its starting position t seconds since the car started moving is given by the formula . The red toy car traveling at a constant speed passed the first car the moment it started moving (at ). The blue car passed the second car 5 seconds later.