Week 2: Exponents – Day 5

1. If we know that  a100 = 250 , what is a?

2. What is  31/2 x 31/4 ?

3. Which is bigger,  21/2 or 21/3 ?

4. Which is bigger, 2-2 or 21/2 ?

5. Which is bigger, (1/2)-2 or (1/2)1/2 ?

Answers