kindly answer number 1,2,3 ONLY
Extracted text: 1. If the circuit has R1 = 50kN and Rf = 180kN, what output voltage results from an input of V, 6v? 2. Calculate the output voltage of a noninverting amplifier for values of V = 12v, Rf R1 = 1.5MN. = 500kN, and 3. Calculate the output voltage of an op-amp summing amplifier with the following values: R; = 150kN, V, = 3v, V2 = 6v, V3 = 9v, R1 = 500kN, R2 = 1MN, and R3 = 800kN. %3D 4. Calculate the output voltage of an op-amp summing amplifier with the following values: Rf = 1.5MN, V, = 12v, V2 = 3v, V3 = 4v, R1 = 500kN, R2 = 800kN, and R3 = 750kN. 5. Calculate the output voltage of a non-inverting amplifier for values of V, = 5v, Rf = 370kn, and R1 80kN.