JEE Main 2026 Mathematics question
The sum of all possible values of , so that the coefficients of and in the expansion of , are in arithmetic progression is :
Answer: (4)
Solution
Solving cubic equation gives . All satisfy AP condition. Sum .
The sum of all possible values of , so that the coefficients of and in the expansion of , are in arithmetic progression is :
Solving cubic equation gives . All satisfy AP condition. Sum .