EQUATION
Write the equation of a line that passes through (1, -3) and is parallel to the x-axis.
y=-3
what is the slope value of all horizontal lines?
m=0
All the x-values of a relation are called
domain
The equation y = -5x +8 is a graph of which type of line?
diagonal
What is slope-intercept form?
y=mx+b
Write this equation in standard form:
y=0.75x-2
-3x+4y=-8
What is the slope of all vertical lines?
m=udefined
To plot (-6, 9) explain the movement in words
from the origin move to left 6 and up 9
The equation 3y-6=0 is a graph of which type of line?
Horizontal
What is the slope formula for two points?
m= change y / change x
m=y2-y1 / x2- x1
Write this equation in slope intercept form:
3x - 5y = 40
y=(3/5)x-8
What is the meaning, in words, of m= -3/4?
move down three, right 4
All the y-values of a relation are called
range
Given (4, 3) and (4, -3) the graph would be which type of line?
vertical
What is the standard form of a line?
Ax+By=c
Write an equation of a line whose slope is undefined and passes through point (-2, 3)
x=-2
What is the slope given A( -2, 5) and B(-10, -1)?
m=3/4
Give an example of a graph that is NOT a function
vertical line
What is the y-intercept of the graph of the equation
5x + 2y = 10
(0,5)
Given f(x) = -x - 3
What is value of f(-9)?
6
Write the equation of a line in slope intercept form who passes through (-2, 5) and is parallel to y= -x+7
y=-x+3
What is the slope of a line that is perpendicular to x+4y=7?
m=4
The point (5, -2) is located in which quadrant?
IV
What is the x intercept of the equation of the line -3x+4y=12
(-4,0)
What is the point-slope formula?
y-y1=m(x-x1)