For the cascaded system of Fig. 5.175, determine:
a. The loaded voltage gain of each stage.
b. The total gain of the system, AVL, and AVi.
c. The loaded current gain of each stage.
d. The total current gain of the system.
e. How Zi, is affected by the second stage and RL.
f. How Zo is affected by the first stage and Rs
g. The phase relationship between Vo and Vi,

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CE amplifier Zi # 1.2 kΩ Z,- 4.6 k2 A640 Γ_~w--) | Emitter-follower Zi # 50 Z, VSa NL