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CBSE - Class 11 Mathematics Binomial Theorem Worksheet

1.

Expand each of the expressions $(\frac{x}{3} + \frac{1}{x})^5$

2.
Using binomial theorem, evaluate each of the following: 9. $(99)^5$
3.

Expand each of the expressions 5. $(x + \frac{1}{x})^6$

4.
Using binomial theorem, evaluate each of the following: 8. $(101)^4$
5.
Prove that $\sum_{r=0}^{n} {^nC_r} 3^r = 4^n$.
6.
Find $(x + 1)^6 + (x – 1)^6$. Hence or otherwise evaluate $(\sqrt{2} + 1)^6 + (\sqrt{2} – 1)^6$.
7.
Show that $9^{n+1} – 8n – 9$ is divisible by 64, whenever $n$ is a positive integer.
8.

Expand each of the expressions 2. $(\frac{2}{x} - \frac{x}{2})^5$

9.

Expand each of the expressions $(2x - 3)^6$

10.

Expand each of the expressions 1. $(1-2x)^5$

11.
Using binomial theorem, evaluate each of the following: 7. $(102)^5$
12.
Find $(a + b)^4 – (a – b)^4$. Hence, evaluate $(\sqrt{3} + \sqrt{2})^4 – (\sqrt{3} – \sqrt{2})^4$.
13.
Using Binomial Theorem, indicate which number is larger $(1.1)^{10000}$ or 1000.
14.
Using binomial theorem, evaluate each of the following: 6. $(96)^3$

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