By. Kevin Tang (Jan 31, 2017)
Part 1 (right half)
Part 1 (Multisim - simulation result)
Part 2 - Grounded your two resistor (3.9k and 10k)
Part 2 - simulation result
Part 3 - Capacitor + two power source (5v and -5v)
To know what capacitor value, please go to google capactior value (click here)
Part 3 - simulation result 1
Part 3 - simulation result 2