harpazo Joined Apr 23, 2024 Messages 16 Reaction score 1 May 26, 2024 #1 Given R = 1/[(1/a) + (1/b)]. Let me see. LCD for [(1/a) + (1/b)] is ab. I get (b + a)/(ab). R = (b + a)/(ab) (ab)R = b + a abR - a = b a(bR - 1) = b a = b/(bR - 1) You say?
Given R = 1/[(1/a) + (1/b)]. Let me see. LCD for [(1/a) + (1/b)] is ab. I get (b + a)/(ab). R = (b + a)/(ab) (ab)R = b + a abR - a = b a(bR - 1) = b a = b/(bR - 1) You say?