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+
+ A'B' A'B AB AB'
+
+ C'D' 1 1
+
+ CD' 1 1 1 1
+
+ CD 1 1 1
+
+ CD' 1 1 1
+
+ From the map, high outputs are for 0,2,4,5,6,7,8,10,11, 12,14,15
+
+ 0. 0. 0. 0.
+ 0. 0. 1. 0.
+ 0. 1. 0. 0.
+ 0. 1. 0. 1.
+ 0. 1. 1. 0.
+ 0. 1. 1. 1.
+ 1. 0. 0. 0.
+ 1. 0. 1. 0.
+ 1. 0. 1. 1.
+ 1. 1. 0. 0.
+ 1. 1. 1. 0.
+ 1. 1. 1. 1.
+
+ Evaluating expression from truth table and map
+
+!A'B'C' D' + A'B'C D' + A'BC' D' + A'BC'D + A'BC D' + A'BCD + AB'C' D' + AB'C D' + AB'CD + ABC' D' + ABC D' !
+
+ The resulting solution is
+
+ F = A'B' + C'D + B'D' + ABC \ No newline at end of file