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Which choice is equivalent to the expression below when y 0? √Y^+√9Y^3-3Y√Y A.Y√10Y-3Y√Y B.-2Y√11Y C.Y√Y D.√10Y^3-3Y√Y
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Which choice is equivalent to the expression below when y  0?

√Y^+√9Y^3-3Y√Y

A.Y√10Y-3Y√Y
B.-2Y√11Y
C.Y√Y
D.√10Y^3-3Y√Y

User Damin
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y√(y)+√(9y^3)-3y√(y)=y√(y)+\sqrt9\cdot√(y^2\cdot y)-3y√(y)\\\\=y√(y)+3y√(y)-3y√(y)=y√(y)\\\\Answer:C.
User AbcAeffchen
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