4 The same capacitor circuit is now charged up to 12V and the instantaneous voltage is v= 12 1-e The tasks are to: a) Differentiate V with respect to t to give an dv equation for dt dv b) Calculate the value of at t=2s and dt t= 45 . d'v c) Find the second derivative dt2 5 The gain of an amplifier is found to be G= 20 log (10 Vour) ;: The tasks are to find equations for: dG a) d V Out b) d V out