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+//Example 4.4: 
+clc;
+clear;
+close;
+//given data :
+Vcc=15;// in V
+Rb=200;// in k-ohm
+Rc=2;// in k-ohm
+Beta=50;
+Ib=(Vcc/(Rb*10^3+(Beta*Rc*10^3)))*10^6;//in micro-A
+Ic=Beta*Ib*10^-3;//in mA
+Vce=Vcc-(Ic*10^-3*(Rc*10^3));
+format('v',4)
+disp(Ic,"collector current,Ic(mA) = ")
+disp(Vce,"Collector to emitter voltage,Vce(V) = ")