Home
Class 11
MATHS
In the expansion of (x+a)^(n) if the sum...

In the expansion of `(x+a)^(n)` if the sum of odd terms be Q and
sum of even terms be P, then which of the following is not true ?

A

`P^(2)-Q^(2)=(x^(2)-a^(2))^(n)`

B

`4PQ=(x+a)^(2n)-(x-a)^(2n)`

C

`2(P^(2)+Q^(2))=(x+a)^(2n)+(x-a)^(2n)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

If the sum of the first 100 terms of an AP is -1 and the sum of even terms lying in first 100 terms is 1, then which of the following is not true?

In the expansion of (1+x)^(50) find the sum of coefficients of odd powers of x.

The sum of an infinite geometric series is 162 and the sum of its first n terms is 160. If the inverse of its common ratio is an integer, then which of the following is not a possible first term

Consider the expansion of (x+a)^n Find the (r+1)^(th) term in the expansion

The number of terms of an A.P. is even the sum of the odd terms is 24 sum of the even terms is 30 and the last term exceeds the first by 10 (1)/(2) then the number of terms in the series is

An infinite G.P. has first term as a and sum as 5, then

If the pth term of an A.P. is 1/q and qth term is 1/p and sum of pq term is 25pq then find the value of pq .