## Rajasthan Board RBSE Class 11 Maths Chapter 7 Binomial Theorem Ex 7.6

Question 1.

Solution:

On comparing the given series with

Question 2.

Solution:

On comparing the given series with the series

Question 3.

Solution:

On comparing the given series with

Question 4.

Solution:

On comparing the given series with

Question 5.

Solution:

On comparing the given series with

Hence, sum of the given series

Question 6.

Prove that :

Solution:

On comparing the given series with

Question 7.

Prove that:

Solution:

On comparing the given series with

Question 8.

Prove that:

Solution:

We Know that

Question 9.

Prove that:

Solution:

From the given series

Question 10.

Prove that

Solution:

R.H.S.