Vocabulary
This term is where the function crosses the y-axis
What is Y-intercept?
The value of x when there is a y-intercept.
What is 0?
Is the slope of the following function positive, negative, zero, or undefined?
y = 2x - 22
Positive
This is the value of y whenever you have an x-intercept
Rate of change is another name for this vocab word.
Name the y-intercept of the following function as an ORDERED PAIR:
y = 4x - 10
(0, -10)
Name the slope of the following function:
y = -3x + 10
The slope is -3.
What is the solution, as a coordinate pair, to the function
y = x + 4
The solution is (-4,0)
Zero, Root, and Solution are synonyms for this point of interest in a linear function
What is X-Intercept?
y = -2x + 55
(0, 55)
Is the slope of the following function positive, negative, undefined, or zero?
y = 4
Zero.
Name the x-intercept of the following equation
y = 3x - 6
The x-intercept is (2,0)
A table such as this is helpful when graphing a linear function.
What is an input/output table?
Name the y-intercept of the following function as an ordered pair:
y = 3(x-2) + 4
(0, -2)
Find the slope of the following function:
4y = 16x
The slope is 4.
Name the calculator commands to find an x-intercept
1) Graph the function
2) 2nd -> Trace -> Zero (option 2)
3) Left bound, right bound, enter
This is the standard form for a linear function
What is y = mx + b?
Name the y-intercept of the following function as an ordered pair:
-2y = 2(x+2) + 10
(0, -7)
Find the slope of the following function:
3y = 2x + 15
Describe how to find an x-intercept algebraically.
1) Substitute 0 in for y.
2) Solve for x