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Quiz 4.1

Quiz 4.1 - is write its inverse If it is not explain why...

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Quiz 4 Name: ________________________ Math 115 – 007 September 24, 2008 Clearly mark all answers where appropriate. Show all work. Partial credit may be given for work shown, but full credit may not be given for correct answers with incomplete or incorrect work. 1. (Matching, 5 points) Match the following function types with their corresponding graphs. ______ Parabola ______ Piecewise, Range = {-1, 1} ______ Absolute Value ______ Greatest Integer ______ Half-Circle A. B. C. D. E.

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Quiz 4 Name: ________________________ Math 115 – 007 September 24, 2008 2. (3 points each) For each function below, determine whether or not it is invertible. If it
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Unformatted text preview: is, write its inverse. If it is not, explain why not. a. )} 6 , 3 ( ), 4 , 2 ( ), 6 , 1 ( ), 5 , ( ), 3 , 1 {(-= f b. )} , 18 ( ), 3 , 7 ( ), 4 , 5 ( ), 10 , 2 ( ), 2 , 4 {(--= f c. 3 2 ) ( + = x x f d. 1 ) ( 2 + = x x f 3. (3 points each) For this problem, let 6 3 ) ( + = x x f , 5 ) ( 2-= x x g , and 4 ) (-= x x h a. What is the composition ) )( ( x g f ? b. What is the composition ) )( ( x f h ? c. What is the composition ) )( ( x h h ? 4. (4 points) Write the following quadratic function in ahk (vertex) form by completing the square, and give its vertex. 2 9 3 ) ( 2 +-= x x x f...
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Quiz 4.1 - is write its inverse If it is not explain why...

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