5.1 practice first midterm exams

5.1.1 Fall 2016

5.1.1.1 exam questions

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5.1.1.2 key solutions

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5.1.2 Spring 2015

5.1.2.1 exam questions

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5.1.2.2 key solution

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5.1.3 Fall 2014

5.1.3.1 exam questions

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5.1.3.2 key answers

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