Slope
Slope Intercept Form
Point Slope Form
Solving Inequalities
X- and Y- intercepts
100
What formula can you use to find slope when you have two points?
(y_2-y_1)/(x_2-x_1)
100
What is slope intercept form?
y=mx+b
100
What is the point slope formula?
y-y_1=m(x-x_1)
100
The inequality symbol for 'less than or equal to'.
<=
100
Find the x- and y- intercepts of this line:
2x - 5y = -10
x-intercept = -5
(-5,0)
y-intercept = 2
(0,2)
200
Find the slope through the points (1,2) and (7,-6)
-4/3
200
Identify the slope and y-intercept from the following equation:
y = -3/4x +7
m (slope) = -3/4
y-intercept = 7
200
What do you need to write an equation in point slope form?
A point and the slope.
200
True or Fales - This a shaded graph area of y > 4x -2?
True
200
Find the x- and y- intercepts of this line:
3x + 4y = 12
x-intercept = 4
(4,0)
y-intercept = 3
(0,3)
300
Find the slope through the points (5, -3) and (8, -2)
1/3
300
Write the equation of the line (in slope intercept form) with a slope of 4 and goes through the point (-1, 5)?
y=4x+9
300
Write the equation of the line (in point slope form) that has a slope of 1/2 and goes through the point (3,7).
y-7=1/2(x-3)
300
y>=3x-4
(a) When graphing - straight or dashed line?
(b) Which area would you shade?
(a) straight line
(b) above
300
Find the x- and y- intercepts of this line:
-6x + 8y = 24
x = -4
(-4,0)
y = 3
(0,3)
400
What is another way to find slope that doesn’t use the slope formula?
(Rise) / (Run)
(/_\ x) / (/_\ y)
400
Convert this equation in standard form to slope intercept form:
6x - 2y = 14
y = 3x -7
400
Write the equation of the line (in point slope form) that goes through the points (-2,6) and (3,7).
y-7=1/5(x-3)
y-6=1/5(x+2)
400
y < 1/4x + 2
(a) When graphing - straight or dashed line?
(b) Which area would you shade?
(a) dashed line
(b) below
400
Identify the x- and y- intercepts from the graph.
x-intercept = (2,0)
y-intercept = (0,-2)
500
What is the slope of the given table?
-3
500
The equation of the line (in slope intercept form) that goes through the points (-3,-5) and (3,-1).
y=2/3x-3
500
Convert the following equation to slope intercept form:
y+4=1/3(x+3)
y=1/3x-3
500
This is not actually an inequality BUT...write the equation of the given line.
y-2=2/3(x+2)
y-4=2/3(x-1)
y=2/3x+10/3
500
Identify the x- and y- intercepts from the graph.
x-intercept = (-4,0)
y-intercept = (0,-3)