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diff --git a/1760/CH7/EX7.25/EX7_25.sce b/1760/CH7/EX7.25/EX7_25.sce
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+                         //EXAMPLE 7_25          PG  NO-484-485
+A1=4/3;
+A2=5/3;
+B1=11/3;
+B2=2;
+C1=1/3;
+C2=2;
+D1=5/3;
+D2=3;
+A=A1+A2;
+B=B1+B2;
+C=C1+C2;
+D=D1+D2;
+X=(A*D)-(B*C);
+disp(' X is   = '+string(X)+'');
+Z=[A1 B1;C1 D1]*[A2 B2; C2 D2];
+disp(' ABCD MATRIX is   = '+string(Z)+'');
+