# Lesson Worksheet: The Binomial Theorem Mathematics

In this worksheet, we will practice using Pascal's triangle to find the coefficients of expansion of (a+b)n and using the binomial theorem to find the expansion of (a+b)n.

**Q1: **

What is the middle term in the following expansion:

- A
- B
- C
- D

**Q2: **

Find the middle term in the expansion of .

- A
- B
- C
- D

**Q3: **

In the expansion of according to the descending powers of , if the value of the fourth term is 4โโโ320, find the value of .

- A3
- B
- C
- D27
- E18

**Q4: **

In the expansion of according to the descending powers of , find the fourth term.

- A
- B
- C
- D
- E

**Q5: **

In the expansion of according to the descending powers of , find the second term from the end.

- A
- B
- C
- D
- E

**Q6: **

Use Pascalโs triangle to expand the expression .

- A
- B
- C
- D
- E

**Q7: **

Use Pascalโs triangle to expand the expression .

- A
- B
- C
- D
- E

**Q8: **

Use Pascalโs triangle to expand the expression .

- A
- B
- C
- D
- E

**Q9: **

Use the binomial expansion to find the first three terms of in ascending powers of .

- A
- B
- C
- D
- E

**Q10: **

Use the binomial theorem to expand .

- A
- B
- C
- D
- E