contestada

In the following circuit, find the voltage V2 in volts across the resistor R2 where V8=12V,R1=5 kΩ, R2
=4 kΩ, andR3=9 kΩ.
a) 2.57 V
b) 3.20 V
c) 4.80 V
d) 6.40 V