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Adobe Acrobat Reader DC dit View Window Help Tools 6 /11 (+ 115% College Algebra MATH 107 Summer, 2019, V1.8 11. Suppose that a function f has exactly three r-intercepts. Which of the following statements MUST be true? 11. A. The equation / (x) = 0 has exactly three real-number solutions. B. There are three points on the graph of f which have r-coordinates of 0. C. f is a cubic polynomial function. D. f is an invertible function.11 100% 8. Does the graph below represent a function and is it one-to-one? 24 -4 -2 -24 A. It is a function but not one-to-one. B. It is a function and it is one-to-one. C. It is not a function but it is one-to-one. D. It is not a function and it is not one-to-one e e WCollege Algebra MATH 107 Summer, 2019, V1.8 7. Write a slope-intercept equation for a line parallel to the line x - 2y = 6 which passes through the point (-5, 2). 7. A. Y- 1 2 2 B. y=-x+2 2 C. y=--x+2 2 D. V= =x+ 9 2 search e e W1 / 11 100% MULTIPLE CHOICE 1. Determine the domain and range of the piecewise function. 2+ A -2 -4 A. Domain [-3. 1]: Range [-1. 3] B. Domain [-1. 1 ]: Range [0. 1] C. Domain [-1. 3 ]: Range [-3. 1] D. Domain [1/2. 3/2]: Range [0. 1]College Algebra MATH 107 Summer, 2019, V1 8 3. Determine the interval(s) on which the function is decreasing. 3. A. (-90, - 3) and (1, co) B. (-90, -1) C. (-2. 2) D. (-4.5. - 1) and (2.5. 60) -4 -2 2 -24 -4 e e4. Determine whether the graph of y =Vx is symmetric with respect to the origin, the x-axis, or the y-axis. 4. A. symmetric with respect to the x-axis only B. symmetric with respect to the y-axis only C. symmetric with respect to the origin only D. not symmetric with respect to the x-axis, not symmetric with respect to the y-axis, and not symmetric with respect to the origin 5. Solve, and express the answer in interval notation: 9 -6x 2 3. A. ( 9. 2] [1. po) B. ( 1] w [2. 90) (1. 2] [1. )