Which of the following are square roots of the number below? check all that apply. 225 a. 88 b. 15 c. 225^1/2 d. -225^1/2 e. -15 f. 150

We are to take the square root of 225. The only correct answer choices are plus or minus 15.

Thus, B is correct. C would be correct if you were to enclose the exponent (1/2) inside parentheses. E is correct, as it is one of two roots of 225.