SAT Math Question of the Day

Math Category: Exponents Level 1:

Q: What is 7-1?

  1. 1/6
  2. 1/7
  3. 6/7
  4. 6
  5. 7

UNANSWERED.

The correct answer is B.

A: The answer is 1/7. A number to the -1 power is 1 divided by the number.