ctice_Answers.pdf X DE Unit04_Print.pdf X ODE MAC 1106 1140 LabWork 9b.pdf x + ads/MAC%201106%201140%20LabWork%209b.pdf E-Service MAC 1106/1 140 Lab Work 9b Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Give the equation of the oblique asymptote, if any, of the function. 1) f(x ) _ 2x5 + 11x2 + 5x - 1 x2+ 6x + 5 1) A) y = 2x - 1 By =0 C ) y = 2x D) y = 2x + 1 Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. 2) f (x) = 5x4 - 10x3 + 6x2 - 2x + 1 2) A) -1, 1; f(x) = (x - 1)(x + 1)(5x2 + 1) B) -1, 1; f(x) = (x2 + 1)(5x2 + 1) C) 1, 1; f(x) = (x - 1)2(5x2 + 1) D) -1, -1; f(x) = (x + 1)2(5x2 + 1) Solve the inequality algebraically. Express the solution in interval notation. 3) - x - 8 - 25 2x + 4 3) A) - 9 , - 2 28, C - 28 D) - 25 - 2 Find a polynomial function f(x) of least possible degree having the graph shown. 4 ) 4) (-1,0) + (1,0) (0, -8) -10+ A) f(x) =-8(x+ 1)(x - 1) B ) f ( x ) = 8 ( x + 1) 2 ( x - 1) 2 2 O O W06 1140 LabWork 9a.pdf X unit04_Practice_Answers.pdf x Unit04 Print.pdf MAC 1106 1140 LabWork 9b.pdf x + File | C:/Users/17863/Downloads/MAC%201106%201140%20LabWork%209b.pdf e > Central Dispatch | T. ) ASUS E-Service A) f(x) = -8(x+ 1)(x - 1) B) f ( x ) = 8 ( x + 1) 2 ( x - 1)2 C) f(x) = 8(x + 1)(x- 1) D) f ( x ) = - 8(x+ 1) 2 ( x - 1) 2 Solve the problem. 5) The quadratic function f(x) = 0.0041x2 - 0.47x + 36.47 models the median, or average, age, y, at which U.S. men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for that year? (Round to the nearest tenth.) A) 1936, 49.9 years old B) 1957, 49.9 years old C) 1957, 23 years old D) 1953, 36 years old Graph the function. O WSolve the problem. 7) You throw a ball straight up from a rooftop. The ball misses the rooftop on its way down and 7 ) eventually strikes the ground. A mathematical model can be used to describe the relationship for the ball's height above the ground, y, after x seconds. Consider the following data: x, seconds after y, ball's height, in feet, ball is thrown above the ground 94 146 70 Find the quadratic function y - ax2 +bx + c whose graph passes through the given points. A) y = -16x2 + 90x + 20 B) y - -12x2 + 90x + 16 C) y =-10x2 + 100x + 4 D) y = -16x2 + 80x + 30 List the potential rational zeros of the polynomial function. Do not find the zeros. 8) f(x) = -4x4 +3x2 -4x+6 8) A) + 1 1 3 3 * 4'* 2' A' + 7, + 1, + 2, + 3, + 4, + 6 C ) + - 1 42 4 3' # 1, + 2, + 4 + 2 + 1 , + 2 , + 3 , + 6 Form a polynomial f(x) with real coefficients having the given degree and zeros. 9) Degree: 5; zeros: 2, -3i, and 4 - i 9 ) A) f(x) =x5 - 10x4 - 42x3 -124 x2 + 297x + 306 B) f(x) =x5- 10x4 + 42x3-124 x2 + 297x - 306 C) f(x) =x5 - 10x4 + 26x3 -124 x2 + 72x + 306 D) f(x) = x5 -10x4+ 26x3-124 x2 - 72x - 306 Solve the inequality algebraically. Express the solution in interval notation. 10) x(x + 3)(5 - x) 20 10) A) [-3, 5] B) [-3, 0] ~ [5, 60) C) [0, 5] D) (-, -3] - [0, 5] O W