Square and Cube

Stage: 3 Short Challenge Level: Challenge Level:1

The square of a positive number is twice as big as the cube of that number. What is the number?

If you liked this problem, here is an NRICH task that challenges you to use similar mathematical ideas.

This problem is taken from the UKMT Mathematical Challenges.
View the archive of all weekly problems grouped by curriculum topic

View the previous week's solution
View the current weekly problem