**Q9: **

Which of the following is equivalent to ?

- A
- B
- C
- D
- E

**Q10: **

Which of the following is equivalent to ?

- A
- B
- C
- D
- E

**Q11: **

Remember that .

Also, .

The first method is easier to calculate.

Which of the following is equivalent to ?

- A
- B
- C
- D
- E

**Q12: **

Remember that and that converting decimal bases to top heavy fractions can help you to simplify expressions with exponents.

For example,

Use the example above to help you simplify .

**Q13: **

Completely simplify .

- A
- B
- C
- D
- E

**Q14: **

Which of the following is equivalent to ?

- A
- B
- C
- D
- E

**Q15: **

Calculate .

- A
- B
- C
- D
- E 7

**Q16: **

Evaluate .

- A
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- C
- D
- E

**Q17: **

Using the addition rule for rational exponents, we can write in the radical form

Use the example above to help you rewrite in radical form.

- A
- B
- C
- D
- E

**Q18: **

Completely simplify .

- A
- B
- C
- D
- E

**Q19: **

Write as a radical expression.

- A
- B
- C
- D
- E

**Q20: **

Remember that and

So, for example,

Use the example above to help you simplify .