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Use your mathematics knowledge of radicals to pick the best of the four answers. Assume variables represent non-negative numbers. A check mark appears when you select a correct answer. If not, select another answer. Click or tap question mark for help.
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( x y)-n =
Example:
(xy)-3
= x-3y-3= y3x3
= (yx)3
( x y)-n =
Example:
(xy)-3
= x-3y-3= y3x3
= (yx)3
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