practice final W09

# practice final W09 - Mth 122 Final Exam Review In addition...

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Mth 122 – Final Exam Review *** In addition to working these problems, it’s a good idea to look over all of your old exams, quizzes and explorations. This is a good representation of the final, but does NOT contain everything on the final. ******** The following formulas will be provided on the exam: h x f h x f ) ( ) ( - + ; nt n r P A + = 1 ; A = Pe rt ; 2 2 2 ) ( ) ( r k y h x = - + - 1. Find the inverse of the following. a. f ( x ) = 3 x – 5 b. g ( x ) = 2 x 3 + 4 c. h ( x ) = 3 x 2. Find ) ( 1 x f - if 1 ) ( + = x x f . State the domain and range of both f and 1 - f . 3. Find a linear or an exponential function to model the data in the table, whichever is appropriate. a. b. 4. \$1200 is invested at 9% compounded quarterly. Determine the value of the investment after 5 years. 5. \$40,000 is invested at 3.5% compounded continuously. Determine the value of the investment after 10 years. How long does it take for the investment to double? 6.

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practice final W09 - Mth 122 Final Exam Review In addition...

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