Show:
function notation
slope
equations of lines
parallel/perpendicular lines
abs value/inequalities
100
the set of all x values in a relation
What is the DOMAIN
100
y1-y2 m = ------- x1-x2
What is slope formula
100
given the slope of 2 and y intercept of -5, write the equation in slope intercept form
y=2x-5
100
true or false: Slope of parallel lines are the same.
true
100
The graph of f(x)=|x-3| shifts the parent function f(x)=|x|, 3 units in which direction?
shifts right 3
200
Given that f(x)=3x+1 and g(x)=2x-5, what is f(x)+g(x)?
g(x)+f(x)= 5x-4
200
find the slope between the two points. (2,5), (8, 10)
slope is 5/6
200
the b value in the equation y=mx+b tells you this.
What is the y intercept
200
if a line has an equation of y = 3x+2, a line that is perpendicular to it will have a slope of ________?
What is 1/3
200
the graph of f(x)=|x|+4 shifts the parent function f(x)=|x|, 4 units in which direction?
shifts up
300
The set of all y values in a relation
What is the RANGE
300
what is the slope of a vertical line
undefined
300
given the slope of 1/2 and a point (-3,4), write the equation of a line in slope intercept form
y = (1/2)x + 5.5
300
perpendicular lines intersect at a ________ degree angle.
What is 90
300
How does the graph of f(x)=-|x-5|- 4 shift the parent function of f(x)=|x|?
shifts down 4, right 5, and flips the graph over the x axis
400
in order to tell if a graph is a function, draw a line straight up and down to see if it hits the graph anywhere in more than one spot
vertical line test
400
find the slope between the two points (1/2, 3/5), (3/4, 7/10)
2/5 = 0.4
400
Write the equation of a line that passes through the points (-1,3), (-2,5)
y=2x+1
400
true or false: parallel lines intersect
false
400
True or False The graph of y > 3x-5 has a solid line
false, dashed line
500
Is the ordered pair (-3,-3) a solution to the equation 3x-y=12
no
500
what is the slope of a horizontal line
zero
500
write the equation of a line that passes through the points (-8,6), (-3,1) in slope intercept form
y = -x - 2
500
write an equation of a line perpendicular to y = 2x+4 and also goes through the point (-2,-1)
What is y = (1/2)x - 2
500
True or False 2x-5y > 10 is shaded above the line
False