Ask Question
27 August, 22:16

Am trying to find the value of r

1/r + 2/1-r = 4/r^2

+3
Answers (1)
  1. 28 August, 00:49
    0
    1/r + 2/1-r = 4/r^2

    1-r+2r/r (1-r) = 4/r^2

    (1+r) / r (1-r) = 4/r^2 cancle r both side

    1+r/1-r=4/r

    cross multiply

    r+r^2=4-4r

    r^2+4r+r-4=0

    r^2+5r-4=0

    r^2+4r+r-4=0

    solve it for r factor it ...
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Am trying to find the value of r 1/r + 2/1-r = 4/r^2 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers