Keri is taking a 12-question multiple-choice exam. Each question has three possible answers, (a), (b), and (c).

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Keri is taking a 12-question multiple-choice exam. Each question has three possible answers, (a), (b), and (c). In how many possible ways can Keri answer the questions?

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A Survey of Mathematics with Applications

ISBN: 978-0134112107

10th edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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Question Posted: Jan 29, 2019 06:49 AM

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Keri is taking a 12-question multiple-choice exam. Each question has three possible answers, (a), (b), and (c).

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A Survey of Mathematics with Applications

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