Let a = 2 i - j + 3 k , b = 3 i - 5 j + k and c be a vector such that a c = c b and ( a + c ).( b + c ) =...

Question

Let a = 2 i - j + 3 k , b = 3 i - 5 j + k and c be a vector such that a c = c b and ( a + c ).( b + c ) = 168. Then the maximum value of | c |^2 is :

Accepted Answer

(3)

JEE Main 2025 Mathematics question