2.43 For the circuit in Fig. P2.43, use superposition to find vo in terms of the input voltages v, and V- Assume an ideal op amp. For v = 10 sin (2 x 601) - 0.1 sin(2 x 10001), volts 210 sin(2x601) + 0.1sin(2 x 10001), volts find vo 20R w R www R O w + Figure P2.43 20R