Functions
Domain of the relation (8,2), (6,4), (4,2), (2,4).
2, 4, 6, 8
What is the slope of a line perpendicular to the line with equation y=4x-5?
-1/4
What is the x-intercept of the graph y=0.25x-6
24
What is the slope of the line through the points (2,2) and (4,6)?
2
What is the solution to the system of equations 4x+2y=6 and y=-2x+6 have?
No Solutions
Is this equation a function?
x+y=1
Write the equation of the line that is parallel to the line y=-3x+4 and passes through (0,7).
y=-3x+7
Find the y-intercept of 3x-12=24
(0,-2)
Find the slope of the line through the points (-3,6) and (-1,2).
-2
What is the solution of the system of equations 3x+y=-11 and y=2x+9?
(-4, 1)
Given that f(x)=-2x+1, what is f(5)?
-9
Write an equation of the line that is parallel to the line y=-x and passes through (0,-6).
y=-x-6
What is they y-intercept of y=3x+2?
(0,2)
What is the slope of the graph of -x + 4y = -24?
1/4
Is (2,8) a solution of -3x+y=6?
No
What is the range of the relation (-2,-2), (-1, 3), (0, 4), and (3, 0)?
Write an equation of the line that is perpendicular to the line y=3x-8 and passes through (0,2).
y=-1/3x+2
What is the y-intercept of the graph of -x + 4y = -24?
(0,-6)
What is the y-intercept of y=2x-8?
(0,-8)
What is the solution to y=-2x-12 and y=x-3.
(-3,-6)
Is the relation a function?
(7, -2), (6, 5), (2,3), (2, -8), (3,0)
No
Write an equation for a line that is perpendicular to the line y=1/9x+1 and passes through (0,5).
y=-9x+5
Find the x-intercept of 20x+4y=-20.
(-1,0)
What is the slope of the line y=-x+3
-1
What is the solution to the system of equations 2x+4y=8 and 3x+6y=12.
All solutions.