Slope-intercept Quiz 2

14 Questions

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Slope-intercept Quiz 2

In the algebraic study of linear functions, a slope of a line is defined by the ratio of vertical difference between two points to the horizontal difference between the same points; i. E. The rise over the run.


Questions and Answers
  • 1. 
    What is the slope of the line given by the equation y = 8x + 8?
  • 2. 
    What is the slope of the line given by the equation y = -3x - 6?
  • 3. 
    Which letter represents the y-intercept in the slope-intercept equation of a line: y = mx + b?
  • 4. 
    The _____ of a line is the set of all points (x, y) which satisfy the equation y = mx + b.
  • 5. 
    Which letter represents the slope in the slope-intercept equation of a line: y = mx + b?
  • 6. 
    What is the y-intercept of the line given by the equation y = 3x + 4?
  • 7. 
    What is the y-intercept of the line given by the equation y = 2x - 1.3?
  • 8. 
    True or False.  In the generalized slope-intercept equation of a line, the slope of the line is represented as the coefficient of the variable x.
    • A. 

      True

    • B. 

      False

  • 9. 
    What is the y-intercept of the line shown below? Write your answer as a coordinate pair.
    • A. 

      (0,-3)

    • B. 

      (0,3)

    • C. 

      (3,0)

    • D. 

      (-3,0)

  • 10. 
    Write the slope-intercept equation of the line shown below.
    • A. 

      Y = 3x + 3

    • B. 

      Y = 3x - 3

    • C. 

      Y = -3x + 3

    • D. 

      Y = -3x - 3

  • 11. 
    What is the y-intercept of the line shown below? Write your answer as a coordinate pair.
    • A. 

      (4, 0)

    • B. 

      (-4, 0)

    • C. 

      (0, 4)

    • D. 

      (0, -4)

  • 12. 
    Write the slope-intercept equation of the line shown below.
    • A. 

      Y = -2x - 4

    • B. 

      Y = 2x - 4

    • C. 

      Y = -4x - 2

    • D. 

      Y = 4x - 2

  • 13. 
    Write the slope-intercept equation of the line that has slope -6 and y-intercept (0, 2).
    • A. 

      Y = 6x - 2

    • B. 

      Y = -6x - 2

    • C. 

      Y = 6x + 2

    • D. 

      Y = -6x + 2

  • 14. 
    Write the slope-intercept equation of the line that has slope 2 and y-intercept (0, 9).
    • A. 

      Y = 2x + 0

    • B. 

      Y = 2x + 9

    • C. 

      Y = 9x + 0

    • D. 

      Y = 9x + 2