Vocabulary
The set of all y-values.
What is range?
What is the domain of the following relation? {(5,7),(-3,-2),(0,1),(5,4)}
What is {-3,0,5}?
y = 3x + 4, find y when x=-2
What is -2.
A graph that is a non-vertical straight line is considered?
What is a linear Function?
Slope formula
What is the (y2-y1) / (x2-x1)
A function is when every input has exactly one output.
A graph, table or mapping that shows no repeated x-values.
What is a function?
What is the range of the following relation? {(5,7),(-3,-2),(0,1),(5,4)}
What is {-2, 1, 4, 7}?
y = 5x - 2, find y when x=-3
What is -17
What is the name of the test to determine if a graph is a function or not?
What is vertical line test
Given a linear graph, to find slope, we...
What is count "change in y" over "change in x."
What is count "rise" over "run."
A set of all the x-values.
What is domain?
Find the range of the following function?
1 --> -5
-1 --> -7
-3 --> -9
What is [-3, -1, 1]?
y = -x - 10, find y when x=4
What is -14
If you use the vertical line test and it intersects the graph and more than on place, is the graph a function?
What is No?
Identify the slope (m) and y-intercept (b):
10y = -5x + 30
m = -1/2
b = 3
The x-axis is number of people. Is the domain discrete or continuous.
Find the range of the following function?
1 --> -5
-1 --> -7
-3 --> -9
What is [-9, -7, -5]?
y = 3x + 4, find x when y=-8
What is -4
Complete the table for the function
f(x) = x - 3
x f(x)
-2
-1
0
1
What is:
f(x)
-5
-4
-3
-2
Find the slope:
(-5, 7)(7, -9)
m = -4 / 3
Is the equation linear or nonlinear?
y=3x2+5
Nonlinear
What is the range of the function below? y = 3x {Domain: 0,1,2,3,4)}
What is {0,3,6,9,12}?
y = -9x + 7, find x when y=-2
What is 1
Complete the table for the function
f(x) = -2x + 5
x f(x)
0
1
3
5
What is:
f(x)
5
3
-1
-5
Find the slope:
(-5, 7)(-9, 7)
m = 0