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Slope Intercept Review

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  • Write an equation in slope-intercept form with a negative y-intercept.
    vary.
  • What is the y-intercept?
    -1
  • In the equation, y=-3x+4, is the y-intercept positive or negative?
    positive
  • What is the slope formula?
    y2-y1/x2-x1
  • What does the graph of the equation, x=3, look like? What is the slope?
    a vertical line, undefined
  • What type of slope is y=3? (positive, negative, zero or undefined)
    Zero
  • Write the equation of the graph in slope-intercept form.
    y=2x+3
  • What's the slope?
    -1/2
  • Find the slope between the two points.
    Undefined
  • Find the slope between the two points.
    0
  • Complete the table.
    1, 2, 3, 4
  • What is the slope of this equation?
    -3
  • Write an equation with a negative slope.
    vary
  • What type of slope is x=-1? (positive, negative, zero or undefined)
    undefined
  • Graph this equation using the graph paper provided.
    look at students' graphs
  • Find the slope of the graph.
    3/2
  • Is this graph positive or negative?
    Positive
  • What is the slope of this graph?
    0
  • Where would you plot the first point (the y-intercept) when graphing the equation, y=-3x
    the origin (0,0)
  • Read..
    Answers vary.
  • Graph the equation.
    Check Students' Graphs
  • Write the equation for slope-intercept form.
    y=mx+b
  • What is similar about these equations: y=2x, y=2x+1, y=2x-4, y=3+2x
    They have the SAME Slope.
  • What is the slope of the equation, y=x+3
    1
  • Find the slope between the two points.
    -1
  • Which slope is positive? C or D?
    C
  • Write the equation of a line in slope-intercept form if the slope is 4 and the y-intercept is -1.
    y=4x-1
  • What is the slope?
    Undefined
  • Find the slope.
    1
  • Find the slope of the graph.
    -5/1 or -5
  • Read and answer.
    No...