An inverting amplifier uses two 10 percent tolerance resistors: $R_F=33 \mathrm{k} \Omega$, and $R_S=1.2 \mathrm{k} \Omega$.
a. What is the nominal gain of the amplifier?
b. What is the maximum value of $\left|A_V\right|$ ?
c. What is the minimum value of $\left|A_V\right|$ ?