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+//CHAPTER 1- D.C. CIRCUIT ANALYSIS AND NETWORK THEOREMS 
+//Example 48
+
+disp("CHAPTER 1");
+disp("EXAMPLE 48");
+
+//VARIABLE INITIALIZATION
+v1=2.05;                             //1st cell in Volts
+v2=2.15;                             //2nd cell in Volts
+r1=0.05;                             //in Ohms
+r2=0.04;                             //in Ohms
+r3=1;                                //in Ohms
+
+//SOLUTION
+//(r3+r1)I1+(r3)I2=v1......eq (1)
+//(r3)I1+(r3+r2)I2=v2......eq (2)
+req1=r3+r1; 
+req2=r3+r2; 
+A=[req1 r3;r3 req2];
+b=[v1;v2];
+x=inv(A)*b;
+I1=x(1,:);                           //to access the 1st element of 2X1 matrix
+I2=x(2,:);                           //to access the 2nd element of 2X1 matrix
+I=I1+I2;
+pd=I*r3;                 
+disp(sprintf("Current through B1 is %f A",I1));
+disp(sprintf("Current through B2 is %f A",I2));
+disp(sprintf("Potential difference across AC is %f V",pd));
+
+//END
+
+