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RAE Test
7x+4 / x^2+x
-x^2+4x+4 / 2x
-x+9 / x^2-9
x-7 / (x+1)(x-3)(x-2)
Standard Form:
y = -x+4
x+y=4
Standard Form:
y = 5x+7
-5x+y=7
Standard Form:
y = 1/2x+3
-1/2x+y=3
Standard Form:
y+2x+3=0
2x+y=-3
Standard Form:
2x+2-5+4y=0
2x+4y=3
Slope-Intercept Form:
x+2y=4
y= -x/2+2
Slope-Intercept Form:
3x-y=2
y=3x-2
Slope-Intercept Form:
5x+2y=7
y=-5/2x+7/2
Slope-Intercept Form:
-4x+8y=20
y=1/2x+5/2
Who invented the cartesian plane?
RENE DESCARTES
ABSCISSA
x-coordinate
ORDINATE
y-coordinate
an equation in two variables which can be written in two forms
Linear Equations
Standard Form
Ax + By = C
Slope-Intercept Form
y = mx + b
Rewrite the following equations in the standard form
y = -x + 4
x+y=4
Rewrite the following equations in the standard form
y = 5x + 7
-5x+y=7
Rewrite the following equations in the standard form
y = 1/2x + 3
1/2x+y=3
Rewrite the following equations in the standard form
y+2x+3=0
2x+y=-3
Rewrite the following equations in the standard form
2x+2-5+4y=0
2x+4y=3
Rewrite the following equations in the slope-intercept form
x+2y=4
y = 1/2x+2
Rewrite the following equations in the slope-intercept form
3x-y=2
y = 3x-2
Rewrite the following equations in the slope-intercept form
5x+2y=7
y = 5/2x+7/2
Rewrite the following equations in the slope-intercept form
-4x+8y=20
y = 1/2x+5/2
Graph each linear function using two points
4x = y + 5
Graph each linear function Using x- and y-intercepts
y = 2x + 1 Let y = 0 Let x = 0
Graph each linear equation whose x-intercept a and y-intercept b are given below.
a = 2 and b = 1
Graph each linear equation whose x-intercept a and y-intercept b are given below.
a = 4 and b = -1
Using x- and y-intercepts formula
(a, 0) and (0, b)
slope is positive
Pointing upward to the right
slope is negative
Pointing downward to the left
Horizontal line
zero
vertical line
undefined
Graph each linear equation Using slope and a point
m = 3 and (0, -6)
Graph each linear equation Using slope and a point
m = -2 and (2, 4)
Note 
Flashcard (102)