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Challenge 4-problems-1

# Challenge 4-problems-1 - 2 B and C only 3 none oF them 4 A...

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to (aqt73) – Challenge 4 – seckin – (54330) 1 This print-out should have 11 questions. Multiple-choice questions may continue on the next column or page – fnd all choices beFore answering. 001 (part 1 oF 4) 10.0 points Between 1960 and 1990 the population oF a town increased at rate oF 0 . 48% per year. The population P is given by P = 2521 · (1 . 0048) t where t = 0 corresponds to 1980. ±ind the population oF the town in a. 1960; 002 (part 2 oF 4) 10.0 points b. 1970; 003 (part 3 oF 4) 10.0 points c. 1980; 004 (part 4 oF 4) 10.0 points d. 1990; 005 10.0 points The Function f is an exponential oF the Form f ( x ) = ab x . The graph oF f is shown below. (1, 5 8 ) (2, 25 16 ) What is the value oF f (3)? 1. f (3) = 125 32 2. f (3) = 63 16 3. f (3) = 127 32 4. f (3) = 129 32 5. f (3) = 4 006 10.0 points The Following picture displays the graphs oF f and g , where f ( x ) = ab x and g ( x ) = cd x , and a > 0 , c > 0. f : g : Which, iF any, oF the Following statements are true? A. a < c B. b > d C. b > 1 1. A and C only

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Unformatted text preview: 2. B and C only 3. none oF them 4. A only 5. A and B only 6. B only to (aqt73) – Challenge 4 – seckin – (54330) 2 7. C only 8. all of them 007 10.0 points If a, b are the solutions of the exponential equation 2 x 2 = 4-2 x +6 . calculate the value of a + b . 008 (part 1 of 4) 10.0 points Consider f ( x ) = p 4 3 P-x a) What is/are the asymptote(s)? 1. x = y 2. y = 0 3. None of these 4. x = 0 5. x = 0 and y = 0 009 (part 2 of 4) 10.0 points b) What is the x-intercept? 1. None of these 2. x = 3 4 3. x =-4 3 4. x = 0 5. x = 4 3 010 (part 3 of 4) 10.0 points c) What is the y-intercept? 1. y = 4 3 2. y =-4 3 3. None of these 4. y = 3 4 5. y = 1 6. y = 0 011 (part 4 of 4) 10.0 points d) Is the function 1. None of these 2. Decreasing 3. Increasing...
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Challenge 4-problems-1 - 2 B and C only 3 none oF them 4 A...

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