94. The total resistance R of three resistors in parallel is given by RR2R3 R R¡R2 + R,R3 + R,R3 Suppose that an 8-2 and a 12-N resistor are placed in parallel with a variable resistor of resistance x. a. Write R as a function of x. b. What value does R(x) approach as x→ 0? Write the value in decimal form.

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94. The total resistance R of three resistors in parallel is
given by
RR2R3
R
R¡R2 + R,R3 + R,R3
Suppose that an 8-2 and a 12-N resistor are placed in
parallel with a variable resistor of resistance x.
a. Write R as a function of x.
b. What value does R(x) approach as x→ 0? Write the
value in decimal form.
Transcribed Image Text:94. The total resistance R of three resistors in parallel is given by RR2R3 R R¡R2 + R,R3 + R,R3 Suppose that an 8-2 and a 12-N resistor are placed in parallel with a variable resistor of resistance x. a. Write R as a function of x. b. What value does R(x) approach as x→ 0? Write the value in decimal form.
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