Home
Class 11
MATHS
If the sum of the coefficients in the ex...

If the sum of the coefficients in the expansion of `(1-4x+7x^(2))^(n)` is "a" and the sum of the coefficients of `(1+x+2x^(2))^(n)` is "b" ,then find relation between a and b

Promotional Banner

Similar Questions

Explore conceptually related problems

The sum of the coefficient in the expansion of (1+ax-2x^(2))^(n) is

The sum of the coefficients in the expansion of (1 +x-3x^(2))^(4321) is

Write the sum of the coefficients in the expansion of (1-3x+x^(2))^(111)

What is the sum of the coefficients in the expansion of (1+x)^(n) ?

Find the sum of the coefficients in the expansion of (7+4x)^(49)

The sum of the coefficients in the expansion of (1 - x + x^(2) - x^(3))^(n) ,is

What is the sum of all the coefficients in the expansion of (1+x)^(n) ?