**Q1: **

Evaluate .

**Q2: **

Express the series in sigma notation .

- A
- B
- C
- D

**Q3: **

Expand and then evaluate .

- A
- B
- C
- D

**Q4: **

Evaluate .

- A
- B
- C
- D
- E

**Q5: **

Evaluate .

- A
- B
- C
- D

**Q6: **

Express the series in sigma notation.

- A
- B
- C
- D

**Q7: **

Expand and then evaluate .

- A
- B
- C
- D

**Q8: **

Evaluate .

- A
- B
- C62
- D126

**Q9: **

Evaluate .

- A
- B
- C155
- D315
- E 7โ812

**Q10: **

Expand and then evaluate .

- A .
- B .
- C .
- D .

**Q11: **

Evaluate .

- A 10โ560
- B 12โ672
- C 26โ637
- D 8โ064

**Q12: **

A child wants to build a pyramid using identical wooden cubes. The pyramidโs apex consists of one cube, its second row consists of two cubes, and its third row consists of three cubes, and so on for five rows. Use the sigma notation to describe the amount of cubes needed to build the pyramid and then calculate this number.

- A , 21 cubes
- B , 10 cubes
- C , 10 cubes
- D , 15 cubes

**Q13: **

Expand and then evaluate .

- A
- B
- C
- D
- E

**Q14: **

Expand and then evaluate .

- A
- B
- C
- D
- E

**Q15: **

Express the series in sigma notation.

- A
- B
- C
- D

**Q16: **

Express the series in sigma notation.

- A
- B
- C
- D