If a, b, c, d and p are distinct real numbers such that (a^2 + b^2 + c^2)p^2 - 2p(ab + bc + cd) + (b^2 + c^2...

Question

If a, b, c, d and p are distinct real numbers such that (a^2 + b^2 + c^2)p^2 - 2p(ab + bc + cd) + (b^2 + c^2 + d^2) 0, then

Accepted Answer

(4)

JEE Main 2012 Mathematics question