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1.Charles Garrett - 04/09/2017 12:06:07 AM EDTDevelopmental Math / 1174 MAT104 Spring 2017 &ndash; 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 union of the sets.It consists of all numbers that are in or (or both).The graph of can be found by merging the graphs of and .So, we get that .The set is the intersection of the sets.It consists of only those numbers that are in both