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Powers and roots - Test Bite

1. Which has an index of 2?

33
25
42

2. Which can be described as 'two to the power of five'?

55
52
25

3. Which has a value of 32?

33
25
42

4. Which has the smallest value?

33
25
42

5. Use your calculator to find the value of 39.

19683
15462
21569

6. What is the square root of 36?

9
6
10

7. What is the cube root of 64?

4
2
8

8. 25 x 22 is the same as

23
27
252

9. 28 divided by 24 is the same as

22
24
212

10. Which of the following has the largest value?

52 x 52
53 x 52
510 / 52

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