1 solve the following questions ad Test mixed signalsSolutio
 1. solve the following questions a-d.
 Test mixed signals
Solution
%matlab code for the given equation
function solver(Iref,Re)
 syms Io
eqn = Io*Re == 0.025*log(Iref/Io);
 Io=vpasolve(eqn, Io)
end
 % for Re=0
 %
 % solver (0.004,0)
 %  
 % Io =
 %  
 % 0.004
 % case a is this matlabe code.
 % case b)
 %
 % solver (0.004,2000)
 %  
 % Io =
 %  
 % 0.000053848450208705131324473378696291
 %  
 % case c)
 %
 % solver (0.004,1000)
 %  
 % Io =
 %  
 % 0.000093817465145915937927819312588307
 %  
 % case d)
 %
 % solver (0.003,2000)
 %  
 % Io =
 %  
 % 0.000050945210262374001796163925862671

