A.  1/9-9/4y.  B.  1/9x+9/4y.  C.  1/9x+√xy-9/4y. D.  1/9x-√+9/4y
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1 Answer

(⅓√x-(3/2)√y)²=(1/9)x-(2)(1/3)(3/2)√(xy)+(9/4)y=x/9-√(xy)+9y/4.  I guess it should have been answer D, but a term was missing.

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