Which of these statements is correct? Select all that apply.

A. A solution to the equation x
2 = 7 is x = √49

B. A solution to the equation x
2 = 15 is x = √15

C. A solution to the equation x
2 = 38 is x = ³√38

D. A solution to the equation x
3 = 3 is x = ³√27