//chapter 5
//example 5.4
//page 189
printf("\n")
printf("given")
hFEmin=50;hFEmax=200;Vcc=18;Vbe=.7;Rb=470*10^3;
Ib=(Vcc-Vbe)/Rb
Ic=hFEmin*Ib
Vce=Vcc-Ic*Rc
Ic=hFEmax*Ib
Vce=Vcc-Ic*Rc