(Solved): Given the difference amplifier in Fig. 3, implemented with an ideal op amp, with DC input voltages a ...

Given the difference amplifier in Fig. 3, implemented with an ideal op amp, with DC input voltages and resistances as indicated below.

Given the difference amplifier in Fig. 3, implemented with an ideal op amp, with DC input voltages and resistances as indicated below. Answer Questions 7, 8, 9 and 10. Figure 3 vl1=5 Vvl2=10 VR1=10k?R2=90k?R3=10k?R4=90k?? Question 7 1 pts What is the differential input voltage, vld? ? \begin{tabular}{l} \hline?10 V \\ ?5 V \\ \hline 0 V \\ \hline 5 V \end{tabular} Question 8 1 pts What is the input resistance, Rin? ? 20k? 100k? 200k? 10k? What is the common mode rejection ratio, CMRR? Question 10 1 pts What is the output voltage, v0? ? 50 V