JEE Main & Advanced
Mathematics
Binomial Theorem and Mathematical Induction
Question Bank
Numerical Value Type Questions - Binomial Theorem
question_answer
If the ratio of the coefficient of third and fourth term in the expansion of \[{{\left( x-\frac{1}{2x} \right)}^{n}}\] is \[~1:2,\] then the value of \[-n\] will be