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1.Charles Garrett - 04/08/2017 11:56:46 PM EDTDevelopmental Math / 1174 MAT104 Spring 2017 – BENJELLOUN - MAT104546VA016-1174-001(BENJELLOUN)Union and intersection of intervalsand are sets of real numbers defined as follows.Write and using interval notation.If the set is empty, write .The set is the interval . It is graphed below.The set is the interval . It is graphed below.The set is the intersection of the sets.It consists of only those numbers that are in both and .The graph of is the region of overlap for the graphs of and .Here, and do not overlap anywhere. The set is empty.So, we get that .The set is the union of the sets.