Mathematical Induction and Binomial Theorem
54 Questions
1994
JEE Advanced
Numerical
IIT-JEE 1994
Let $n$ be positive integer. If the coefficients of 2nd, 3rd, and 4th terms in the expansion of ${\left( {1 + x} \right)^n}$ are in A.P., then the value of $n$ is ................
Correct Answer: 7
1983
JEE Advanced
Numerical
IIT-JEE 1983
If ${\left( {1 + ax} \right)^n} = 1 + 8x + 24{x^2} + .....$ then $a=..........$ and $n =............$
Correct Answer: $$a = 2,\,n = 4$$
1982
JEE Advanced
Numerical
IIT-JEE 1982
The sum of the coefficients of the plynomial ${\left( {1 + x - 3{x^2}} \right)^{2163}}$ is ...............
Correct Answer: $$ - 1$$
1982
JEE Advanced
Numerical
IIT-JEE 1982
The larger of ${99^{50}} + {100^{50}}$ and ${101^{50}}$ is ..............
Correct Answer: $${\left( {101} \right)^{50}}$$