SAT Math Question of the Day

Math Category: Roots Level 2:

Q: √ 2  * √ 3

  1. 2 √ 3
  2. 3 √ 2
  3. √ 4
  4. √ 5
  5. √ 6

UNANSWERED.

The correct answer is E.

A: The answer is √ 6 .
√ a  * √ b  = √ (a * b)
√ 2  * √ 3  = √ (2 * 3)  = √ 6