Can someone solve this formula?

0 ⤊

1/R=1/R1+1/R2 for R2
Solve the formula

2007-04-22 04:45:01 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

1/R2 = 1/r - 1/R1 = (R1-R)/(RR1)

or R2 = R*R1/(R1-R)

2007-04-22 04:48:41 · answer #1 · answered by Mein Hoon Na 7 · 0⤊ 0⤋

1/R=1/R1+1/R2
1/R= (R1+R2)/R1R2
R1R2/R =R1+R2
R1R2 =RR1 +RR2
R1R2 - RR2 = RR1
R2(R1-R)= RR1
R2 = RR1/(R1-R)

2007-04-22 11:55:01 · answer #2 · answered by ironduke8159 7 · 0⤊ 0⤋

1 / R2 = (1 / R) - (1 / R1)
1 / R2 = (R1 - R) / (R.R1)
R2 = (R.R1) / (R1 - R)

2007-04-22 11:56:30 · answer #3 · answered by Como 7 · 0⤊ 0⤋

R2=(R1)(R) / (R1 - R)

2007-04-22 11:49:00 · answer #4 · answered by SuNiL 3 · 0⤊ 0⤋

sure hope u can find sum1 who can solve it...math sux!

2007-04-22 11:47:52 · answer #5 · answered by lovely 4 · 0⤊ 1⤋