In the circuit of Fig. 4-48 remove the 2-A current source and then find the voltage Vo.c. between…

In the circuit of Fig. 4-48 remove the 2-A current
source and then find the voltage Vo.c. between the open-circuited nodes C and
D.

1.  Use the values for VC and Vo.c. obtained in to find
the Thévenin equivalent of the circuit of Fig. 4-48 seen by the 2-A current
source.