Tuesday

March 31, 2015

March 31, 2015

Posted by **Nancy** on Thursday, April 5, 2012 at 2:19pm.

Use 1/R=1/r1+1/r2.

r2= ohms?

- Algebra 2 -
**Steve**, Thursday, April 5, 2012 at 2:56pmjust plug and chug:

1/7 = 1/r2 + 1/15

1/7 - 1/15 = 1/r2

8/105 = 1/r2

r2 = 105/8 = 13.125

**Answer this Question**

**Related Questions**

physics - A 15.0 Ohms resistor is connected in series to a 120V generator and ...

Pre-Calc - Hello, I am not sure how to go about solving this equation: The total...

Physics - Two identical resistors are connected in parallel across a 26-V ...

physics (please check) - A total resistance of 3 ohms is to be producd by ...

calculus - Part of a circuit has two resistors connected in parallel as shown in...

Calculus - Part of a circuit has two resistors connected in parallel as shown in...

science - there are three sources of resistance in a parallel ciruit. Two of ...

physics - The potential differnece across a resistor is 4.4 * 10^2 V. If the ...

Science - There Are Three Resistance In A Parallel Circuit. Two Of Them Are ...

PreCalc - The total electrical resistance R of two resistors connected in ...