Show an animated film resource, called “Two points of view”. A topic introduction is presented, based on the comparative situation in which variables “time” and “distance” are used. The previous action has the objective of recognizing important aspects of the inverse function topic, emphasizing in elements such as: Opposite of a function. Axes change. Switch between domain and range. Graphic relation. Among other topics that look forward to motivate students to explore in context situations with similar aspects.