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REVIEW

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  • If the graph of the line is a horizontal line, its slope is ____________.
    0
  • The x – coordinate is called the _____________.
    abscissa
  • In which quadrant or axis lies (0, -3)?
    y-axis
  • What is the slope of this equation: x – 2y = 2?
    1/2
  • The intersection of the coordinate axes is called the ___________________.
    origin
  • The point with coordinates (-5, 3) can be graphed on the _____________________ coordinate system.
    Rectangular/Cartesian
  • If the slope is negative, the graph of the line ____________ from left to right.
    decreases or falls
  • In which quadrant lies (2, -1)?
    Quadrant IV
  • In the ordered pair (7,-8), the -8 is called the _____________.
    ordinate or y - coordinate
  • . The coordinates of the origin is ___________.
    0,0
  • If the slope is undefined, the graph of the line is a ________________________.
    vertical line
  • In the form y = mx + b, the letter __________ represents the slope while the letter ______ represents the y-intercept.
    m and b
  • Write y = 1/4 x+1 in standard form.
    x - 4y = 4
  • The four regions formed by the coordinate axes are called the ________________.
    quadrants
  • Write 6x + 2y = 30 in slope-intercept form.
    y = -3x + 15
  • In which quadrant lies (-4, -10)?
    Quadrant III
  • _________________ proposed or created the Rectangular Coordinate System.
    Rene Descartes
  • What is the standard for of this: y = 2x – 3?
    2x - y = 3
  • In which quadrant lies (7, 2)?
    Quadrant I
  • What is the slope-intercept form of x + 4y = -2?
    y = -1/4 x - 1/2
  • What is the y - intercept in this equation: x – y = 1?
    -1
  • The pair of numbers (2, 4) is called a/an ____________ pair.
    ordered pair
  • In which quadrant lies (-6, 8)?
    Quadrant II
  • If the slope is ____________, the graph of the line rises or increases from left to right.
    positive
  • The vertical axis of the Cartesian plane is also called the ______________.
    y-axis