Math141Quiz1BF11

# Math141Quiz1BF11 - Math 141 Name QUIZ 1B(CHAPTER 1 MATH 141...

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Math 141 Name: ________________________ QUIZ 1B (CHAPTER 1) MATH 141 – FALL 2011 – KUNIYUKI 60 POINTS TOTAL No notes or books allowed. A scientific calculator is allowed. You may assume that two-dimensional graphs are in the usual Cartesian xy -plane. Give exact answers, unless you are told to approximate. SHORTER PROBLEMS (21 POINTS) 1) (6 points). Write the domain of f , where fr () = r ± 5 r ± 7 + r 3 , using interval form (the form using parentheses and/or brackets). 2) (3 points). The graph of y = 2 x 5 + 3 x 3 ± x is symmetric about the …. (Box in one:) x -axis y -axis origin (none of these) 3) (3 points). Find functions g and f such that f ± g x = 4 x + 5 3 . You may not use the identity function. Fill in the blanks: gx = ____________ fu = ____________ 4) (3 points). If the point 3, ± 5 lies on the graph of y = fx , where f is a one-to-one function, what point must then lie on the graph of y = f ± 1 x ?

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5) Match the equations with their corresponding graphs by writing the appropriate letters in the blanks. The x - and y -axes are not necessarily scaled the same way. (6 points total) The graph of y = x 3
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## This note was uploaded on 02/07/2012 for the course MATH 2203 taught by Professor Ellermeyer during the Fall '10 term at FIU.

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Math141Quiz1BF11 - Math 141 Name QUIZ 1B(CHAPTER 1 MATH 141...

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