`(1)/(R)=(1)/(R_(1))+(1)/(R_(2))+(1)/(R_(3))+ . . .. ``R=R_(1)R_(2)R_(3) . . . . .``R=(1)/(R_(1))+(1)/(R_(2))+(1)/(R_(3))+ . . . . .``R=R_(1)+R_(2)+R_(3) + . . . .`
Your experience on this site will be improved by allowing cookies. Read Cookie Policy