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diff --git a/1574/CH3/EX3.25/M_Ex_3_25.sce b/1574/CH3/EX3.25/M_Ex_3_25.sce
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+clc
+//Chapter3: Modulation
+//Example3.25, pageno 175
+//Given
+//em=3sin(2*pi*1000t)+5cos(2*pi*3000t)
+//ec=50sin(2*pi*500e3*t)
+m1=0.06//(sine wave amplitude/ peak carrier voltage)
+m2=0.1//(cosine wave amplitude/ peak carrier voltage)
+Vc=50//Carrier voltage
+R=50//load resistance
+Pc=(Vc^2)/(2*R)//Peak carrier power
+Pt=Pc*(1+((m1^2+m2^2)/2))//Total power after modulation
+mprintf('Average power is: %f watts',Pt)
+F=[0,2.5,1.5,50,1.5,2.5,0]
+T=[490,497,499,500,501,503,510]
+plot2d3(T,F,5)
+xlabel("Freq", "fontsize",3);
+ylabel("Amplitude", "fontsize",3, "color", "blue");
diff --git a/1574/CH3/EX3.25/Result_Figure_3_Ex3_25.jpg b/1574/CH3/EX3.25/Result_Figure_3_Ex3_25.jpg
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diff --git a/1574/CH3/EX3.25/Result_of_Chapter_3_Ex3_25.JPG b/1574/CH3/EX3.25/Result_of_Chapter_3_Ex3_25.JPG
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