If a, b, c, d are in continued proportion, then prove that  ` (b -c)^(2) + (c -a)^(2) + (b-d)^(2) =
Channel: Doubtnut
Date: 2020-05-09

If a, b, c, d are in continued proportion, then prove that  ` (b -c)^(2) + (c -a)^(2) + (b-d)^(2) = (a -d)^(2)`