\text { Q.2: With } I_{D}=K_{n}\left(V_{G S}-V_{T}\right)^{2} ; V_{T 1}=V_{T 2}=V_{T 3}=V_{T 4}= 1 V ; K_{n 3}=K_{n 4}=1 \frac{m A}{V^{2}} ; K_{n 1}=K_{n 2}=0.5 \frac{m A}{V^{2}} ; \lambda_{4}=0.01 / V \text { and } \lambda=0 \text { for all others. } Calculate All DC currents, Vs and vd4 \text { - Calculate } A_{v d} \text { - Calculate } A_{v}^{C M}, C M R R

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