Op amp practice problems
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Read the op-amp class notes.
For the circuit shown,
- R1 = 1.8 kΩ
- R2 = 33 kΩ
- R3 = 8.2 kΩ
- R4 = 56 kΩ
- R5 = 2.7 kΩ
- R6 = 2.2 kΩ
- R7 = 10 kΩ

Find the expression for the output voltage in terms of vx and vy.