Mathematics
smyth15
9

A rectangle's length is three times its width.  Let w denote the rectangle's width.  What polynomial represents the rectangle's area? 

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(2) Answers
BettieZumbrunnen

Width = ' W ' Length = 3 times as long = 3W Area = (length) x (width) = (3W) x (W) = 3W²

rishimisra15

Width = W Length = 3W Area = Length * Breadth = 3W * W = 3W²

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