## Thinking Mathematically (6th Edition)

Let x represent number of years. Consider the provided relation: $\left\{ x|5\le x<7 \right\}$ This would imply the number of years greater than or equal to five and strictly less than 7. From the given graph, it is clearly evident that between fifth and seventh year Passion is less than or equal to Intimacy. For the provided relation, Passion is less than or equal to Intimacy.