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Unformatted text preview: MAC 1105 Module Test 12 Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Use analytical methods to solve the equation. 1) 6 x- 6 = 1 + 8 x + 6 A)- 8, 12 B) No solution C)- 10, 12 D) 10,- 12 Answer: D Objective: (4.5) Solve Rational Equation Give the equations of any horizontal symptotes for the graphs of the rational functions. 2) g(x) = x 2 + 3x- 9 x- 9 A) y = 2 B) y = - 3 C) None D) y = 9 Answer: C Objective: (4.5) Find Horizontal Asymptotes of Rational Function Give the equations of any vertical symptotes for the graphs of the rational functions. 3) f(x) = x- 3 x 2 + 4x A) x = 3 B) x = - 4 C) x = 4 D) x = 0, x = - 4 Answer: D Objective: (4.5) Find Vertical Asymptotes of Rational Function 4) g(x) = x- 8 (x- 1)(x + 4) A) x = - 8 B) x = 8 C) x = - 1, x = 4 D) x = 1, x = - 4 Answer: D Objective: (4.5) Find Vertical Asymptotes of Rational Function Solve the problem. 5) In the following formula, y is the minimum number of hours of studying required to attain a test score of x: y = 0.39x 100.5- x . How many hours of study are needed to score 86? Round to the nearest hundredth if necessary. A) 101.04 hr B) 5.57 hr C) 23.10 hr D) 2.31 hr Answer: D Objective: (4.5) Solve Apps: Rational Functions 1 For the given rational function, ¡nd all values of x for which y has the indicated value....
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This note was uploaded on 10/18/2011 for the course MAC 1105 taught by Professor Russel during the Summer '07 term at Valencia.
- Summer '07