2012FallExam3AandBThursdaySolutions

Now is everywhere defined so in fact if lies in the

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Unformatted text preview: n of . Now, is everywhere defined, so in fact, ∘ . If lies in the domain of , then 9 0⇒ 9⇒ 3 3. Hence ∘ 3,3 . 8A/15B. Express 2 as the composition of two functions. √ Let √, 2. Then, 9A/16B. Find the inverse of Let √ 2 ∘ . . ⇒ . Interchanging the roles of and , we have . ⇒7 2 3⇒7 3 2⇒ . 10A/17B. 10A/17B. Using the cancellation property, show that the functions above are inverses of each other. ∘ and in #9/16 . Similarly, ∘ . 11A/1B. 11A/1B. Find the maximum or minimum value of 3 100. Maximum or minimum values of parabolas occ...
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