# Math

You complete 3cm of a necklace in a hour each hour after the first you triple the length of the necklace write an expressions using exponents for the length of the necklace after 3 hours then find the length

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3. 9
1. I don't understand your question.

Please repost using appropriate punctuation and capitalization.

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posted by Ms. Sue
2. after x hours, the length is

3*3^x

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posted by Steve

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