Worked examples
Two examples
Example 1
43 =
- 4 × 4 × 4 = 64.
Answer: 64
Example 2
3√125 =
- Which number, used three times, makes 125? 5 × 5 × 5 = 125.
Answer: 5
Where this is taught: Quiz 30: Square and Cube Roots, “The symbol, and how to write it”
The drill
Ten problems
How many:
Type each answer, then press Check my answers at the bottom. Commas in large numbers are fine.Write each answer on the line. The answer key, with the reasoning, is on the last page.