1. Read and understand the problem. For example, "Ella sold cookies at a bake sale. During the first hour, she sold onethird of the number of cookies she brought. During the
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Reasonableness means its fai. r.
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Functions are a special kind of relation. At first glance, a function looks
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Here are some useful general facts, which you are probably supposed to assume known: (1) if P, Q, and R are numbers satisfying P < Q and R < 0, then P*R > Q*R. (2) If P,
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