### All SAT Math Resources

## Example Questions

### Example Question #31 : Variables

Define an operation on the set of real numbers as follows:

For all real ,

How else could this operation be defined?

**Possible Answers:**

**Correct answer:**

Explanation:

, as the cube of a binomial, can be rewritten using the following pattern:

Applying the rules of exponents to simplify this:

Therefore, the correct choice is that, alternatively stated,

.

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### All SAT Math Resources

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