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Unformatted text preview: MAC1140  Exam 3, Fake Test 2. There are 17 multiple choice questions, select the correct answer choice for each question. There are 4 free response questions after this. Twopoint questions 1. If 1 i is a root of f ( x ) , then x 2 2 x + 2 divides f ( x ) . (a) True (b) False 2. Let f ( x ) = x 3 x 3 . Then f ( x ) has a vertical asymptote at x = 3 . (a) True (b) False 3. Let f ( x ) = ( x + 5) 2 x + 5 . Then f ( x ) has a hole at x = 5 . (a) True (b) False 4. (Bonus) Let f ( x ) = x 2 x + 1 . Then f ( x ) does not have a real root. (a) True (b) False 5. (Bonus) Find the vertical asymptotes of the function f ( x ) = ( x + 1)( x 2) 2 ( x + 3) 4 ( x + 3)( x + 1) 5 ( x 2) 2 . (a) x = 1 (b) x = 3 (c) x = 2 (d) x = 3 , 1 (e) x = 3 , 1 , 2 6. (Bonus) The function f ( x ) = x 2 + 5 x + 2 x 2 3 x + 5 crosses its horizontal asymptote at: (a) x = 1 2 (b) x = 0 (c) x = 1 2 (d) x = 1 (e) x = 2 Fourpoint questions 7. The system of equations given by 2 x y = 10 4 x 5 = 2 y is: (a) Inconsistent...
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 Fall '08
 WILLIAMSON
 Calculus, Algebra

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