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Equivalent expressions SAT question
Math · Advanced Math · Medium · Answer it here, explanation included.
Which of the following expressions is equivalent to the expression above?
ExplanationShow
Choice B is correct. One of the properties of radicals is 
. Thus, the given expression can be rewritten as 
. Simplifying by taking the cube root of each part gives x1 ⋅ y2, or xy2.
Choices A, C, and D are incorrect and may be the result of incorrect application of the properties of exponents and radicals.
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