Terminology
Linear Functions
Evaluating Functions
Inequalities +solving Equations
Average Rate of Change
100
A quantity that is dependent on another quantity
Dependent quantity
100
The point where the line crosses the y axis
y - intercept
100
f(x) = 3 - 2x
To find f(0), we _______.
Plug 0 in for "x"
100
Solve for x:
x+2 = 4
x = 2
100
rate of change is defined by the change in y divided by the ____________
Change in x
200
Pieces of an expression separated by a plus or minus
Terms
200
Find the y-intercept of the function:
y = -1/2x+3
3
200
f(x) = 4(x+1)-2
f(-1) = ______
-2
200
List the steps in order to solve the problem:
2x - 3 = 10
1. add 3
2. divide by 2
200
What is the average rate of change of the function below?
y=1/2x+2
1/2
300
Multiplier of the variable
Coeefficient
300
Find the y - intercept of the function:
2x - 3y = 6
(0,-2)
300
f(x) = 4-(1/2)x
What is f(1/2)?
15/4
300
Solve for x:
-2x+1/3≤1/3
x ≥ 0
300
find the rate of change from x = 3 to x = 12
-2/3
400
When each input only has a single output (passes the vertical line test), then we call the equation a ______
Function
400
On what interval is the function DECREASING?
-2 ≤ x ≤ 1
400
Find f(9)
f(x)=4*sqrtx+1/3*x^2+1
40
400
Solve for y:
4x + 2y ≤ 6
y ≤ 3 - 2x
400
Find the Average rate of change from x = 0 to x = 3
104/3
500
The set of all x - values included in a function
Domain
500
What is the equation of the graph?
y = (2/3)x+1
500
Find f(-1/2) (put answer as a decimal)
f(x)=-2/3x^3+4x^2-2x+6
8.08333
500
Solve for x and graph the inequality:
-4x + 2 ≤ -2(x+4)+7
x ≥ 3/2
500
Find the Average rate of change of the graph below from x = -8 to x = 2
3/2