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9- For the transistors in the circuit shown in Fig.9, B = 100. Find the voltages at all nodes, the currents in all branches in case (a) R³ = 100 KQ, (b) RB = 0.5 KQ if the transistor in any case works in saturation mode, calculate Bsat and asat +5V RB www aw Fig.9 1kQ2 1 k