For the given circuit, assuming identical transistors with VBE
= |VEB| = 0.7 V and \(\beta = \infty\), find the currents through all the
resistors.
\(\bullet\) \(R_1 = 20 \,\text{k}\Omega\)
\(\bullet\) \(R_2 = 7 \,\text{k}\Omega\)
\(\bullet\) \(R_3 = 3.5 \,\text{k}\Omega\)
\(\bullet\) \(R_4 = 4 \,\text{k}\Omega\)
\(\bullet\) \(R_5 = 4 \,\text{k}\Omega\)
\(\bullet\) \(V_{DD} = 13 \,\text{V}\)
\(\bullet\) \(V_{CC} = 7 \,\text{V}\)
\(\bullet\) \(V_{SS} = -15 \,\text{V}\)
\(I_{R1} = \,\,\,\,\,\,\text{mA}\)
\(I_{R2} = \,\,\,\,\,\,\text{mA}\)
\(I_{R3} = \,\,\,\,\,\,\text{mA}\)
\(I_{R4} = \,\,\,\,\,\,\text{mA}\)
\(I_{R5} = \,\,\,\,\,\,\text{mA}\)