MATH 110 WEEK3 TEST
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American Military University *
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Course
110
Subject
Mathematics
Date
Feb 20, 2024
Type
Pages
7
Uploaded by zeidameehan
Back Logout Graphing Unit Exam
100% View answer 1. What is the y-intercept of the equation 8x + 3y = 9? (-83, 0) (-8, 0) (0, 3) (0, 9) (-8, 9) View answer 2. Given the line x = 3y – 5, what is the x-coordinate when y = 2? 13 32 -1 0 1 View answer 3. What are the slope and y-value at the y-intercept of the line: y = 3x – 2? Slope: 3, y-value: -2 Slope: 3, y-value: 2 Slope: 2, y-value: 3 Slope: -2, y-value: 3 It cannot be determined. View answer 4. What is the equation of the line that has a slope of -2 and goes through the point (4, -7)? y = 4x – 2 y = x – 7 y = -2x – 7 y = 4x + 4 y = -2x + 1 View answer 5.
In which direction does the parabola defined by the equation y = 2x2 + 4 open? Up Down Right Left It cannot be determined. View answer 6. In which direction does the parabola defined by the equation x = 92y2 – 3 open? Up Down Right Left It cannot be determined. View answer 7. What is the equation of the line that is parallel to the line defined by the equation y = 3x + 4 and goes through the point (3, 2)? y = -3x – 1 y = 3x – 7 y = 13x + 4 y = 4x + 3 y = -13x + 9 View answer 8. What is the equation of the line that is perpendicular to the line defined by the equation 2y = 3x −
4 and goes through the point (3, 2)? y = -13x + 3 y = -23x + 4 y = 13x – 1 y = 2x – 4 y = 6x + 5 View answer 9. What is the distance between the points (3, 1) and (7, 7)? 35 53 213 93
132 View answer 10. What is the midpoint of the line segment connecting the points (-3, 5) and (3, 7)? (-1, 4) (0, 1) (1, 3) (3, 4) (0, 6) View answer 11. What is the value of x when y = 0 in the equation y = 2x2 – 8? x = -5 x = 0 x = 2 x = 2, -2 x = 3, 5 View answer 12. Where does the polynomial y = x2 + 3x + 6 cross the y-axis? (0, 6) (6, 0) (0, -6) and (-6, 0) (0, 3) and (6, 0) (0, 0) and (0, -6) View answer 13. Where does the polynomial y = x2 −
3x + 2 cross the x-axis? (1, 0) and (0, 1) (1, 0) and (2, 0) (-1, 0) and (-2, 0) (1, 2) and (2, 3) (-2, 0) and (0, 3) View answer 14. What are the zeros of the equation y + 81x = x3? (9, 0) (0, -9) (0, 0), (9, 0) and (-9, 0) (0, 9), (-9, 0) and (9, 0)
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(0, 0), (0, 81) and (0, -81) View answer 15. What is the end behavior of y as x goes to infinity in the equation y = -
3x3? y goes to 0 y goes to 3 y goes to -3 y goes to ∞
y goes to -
∞
View answer 16. What is the end behavior of y as x goes to negative infinity in the equation y = -4x5 + 4x2 – 8? y goes to 0 y goes to -1 y goes to 3 y goes to ∞
y goes to -
∞
View answer 17. Which equation represents the graph below? y = x2 – 2
y = -x2 – 2 x = y2 + 2 x = -y2 + 2 View answer 18. Which equation represents the graph below? y = 3x2 – 1 y = (x – 3)2 + 1 x = (y + 1)2 + 3 x = (y – 3)2 – 1 View answer 19. Which equation represents the graph below?
y = x3 + 1 y = x3 – 1 y = (x + 1)3 y = (x – 1)3 View answer 20. Which equation represents the graph below?
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y = -x3 + 4x y = x3 + 10x y = -x3 + 2 y = x3 – 8x