Cubic Roots and Inverse Operations

The video tutorial explains the concept of inverse operations, focusing on the example of 9 cubed. It describes how cubing a number is the original operation and finding the cubic root is the inverse. The tutorial demonstrates this by breaking down the number 729 to find which three numbers multiply to give 729, illustrating the inverse process of cubing.

What is meant by the term 'inverse operation'?

• A method to add more numbers

• An operation that reverses the effect of the original operation

• A way to subtract numbers

• A process that doubles the original number

If 9 is cubed, what is the result?

• 81

• 27

• 729

• 243

What is the inverse operation of cubing a number?

• Finding the square root

• Finding the cubic root

• Doubling the number

• Squaring the number

Which operation would you use to find the original number from its cube?

• Subtraction

• Cubic root

• Division

• Addition

What is the cubic root of 729?

• 3

• 81

• 27

• 9