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diff --git a/1409/CH2/EX2.9/2_9.sce b/1409/CH2/EX2.9/2_9.sce
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+clc;
+//Page no:2-17
+//Example-2.9
+//power is 10kW with carrier unmodulated and 11.8kW with carrier sinusoidally modulated
+ptotal=11.8;
+pc=10;
+u=sqrt(2*[(ptotal/pc)-1]);
+disp(u,'Modulation index is ');
+//with 30% modulation of another modulation signal
+u1=0.6;
+u2=0.3;
+ut=sqrt(u1^2+u2^2);
+disp(ut,'Total modulation index');
+//rounding ut to 0.67
+ut1=0.67;
+PTotal=pc*(1+(ut1^2/2));
+disp(+'kW',PTotal,'Total radiated power is ');