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22-09-2014
Mathematics

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You complete 3centimeters of a necklace in an hour. Each hour after the first, you triple the length of the necklace. Write an expression using exponents for the length of the necklace after three hours. Then find the length.

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ngorwyattluong ngorwyattluong

22-09-2014

Y=3^x
y=3^3
y=27 centimeteres in 3 hours

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