Wendy needs to purchase 36 vases witch cost $3 each
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Can't take the square root of a negative so find a domain where it takes squaer root of 0 wich is allowed hold a sec
there
the denomenator can't be 0 so x cannot be 3, it has to be greater
there
the denomenator can't be 0 so x cannot be 3, it has to be greater