SAT Math Multiple Choice Question 163: Answer and Explanation

Home > SAT Test > SAT Math Multiple Choice Practice Tests

Test Information

Question: 163

13. For which of the following values of w does ?

  • A. 2
  • B. 3
  • C. 4
  • D. 6

Correct Answer: B


B Taking the 4th root of a number is the same as taking the number to the power. Therefore, the equation can be rewritten as . Divide both sides by 2 to get . Therefore, in the equation and , so w = 3. The correct answer is (B).

Previous       Next