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diff --git a/3808/CH2/EX2.17/Ex2_17.sce b/3808/CH2/EX2.17/Ex2_17.sce
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+//Chapter 02:Basic Structures: Sets, Functions, Sequences, Sums and Matrices
+
+clc;
+clear;
+
+A = [[1,1],
+[2,1]]
+
+B = [[2,1],
+[1,1]]
+
+m1=A*B
+m2=B*A
+
+disp(m1,'A*B=')
+disp(m2,'B*A=')
+
+if m1==m2 then
+    disp('AB=BA')
+else
+    disp('AB!=BA')
+end