Algebra 2
posted by chels .
two resistors are connected in parallel. Their resistances are 8 ohms and 17 ohms. What is the resistance (R) of the combination?
R=ohms

again:
1/R = 1/8 + 1/17
1/R = (17+8)/(17*8) = 25/136
R = 136/25 = 5.44