Home
Class 12
MATHS
If the coefficients of x^(3) and x^(4) i...

If the coefficients of `x^(3)` and `x^(4)` in the expansion of `(3 + k x)^(9)` are equal, then the value of k is

A

3

B

`1//3`

C

2

D

`1//2`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Find a if the coefficients of x^2 and x^3 in the expansion of (3+ax)^9 are equal

Find the coefficient of x^(4) in the expansion of (2-x+3x^(2))^(6)

The coefficient of x^(5) in the expansion of (x+3)^(8) is

The coefficient of x^(4) in the expansion of (1 - 2x)^(5) is equal to

Write the expansion of (x^2+3/x)^4