D and E are sets of real numbers defined as follows. D={y|y≤ 4} E={y | y>7} Write D n E and DU E using interval notation. If the set is empty, write Ø. DNE = 0 DUE = 0 (0,0) [0,0] (0,0) [0,0) 0 8 X -8 OVO Ś

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