What is a linear Function?
A function that represents a straight line on a coordinate plane.
what does Y slope mean?
Dependent variable.
why is linear function called linear?
variable can be represented
What do intercepts represent?
The points on a graph.
How are linear functions used to show relationships between quantities?
Produce or graph a straight line.
How are linear functions used in real life?
Calculating mileage rates, predicting profit.
What does slope mean?
The slope of a line is the steepness of line.
how do you determine if the function is non- proportional?
The function has a y- intercept that does not equal to 0.
Does a linear function have a constant rate of change?
A Linear function does have a constant rate of change.
What are the 3 major forms of linear equations?
Point-slope form, standard form, and slope intercept
What does the initial value or one time fee represent in a word problem?
It represents the y- intercept.
What does the Y intercept represent?
The Y value when the X value is 0.
how do you know if it is a linear function?
the change in Y always going to be the same value.
The point at which at the graph of an equation crosses over
How do you know if a problem is a linear function?
Check to see if there's a constant rate of change.
Why is a linear function called a linear?
Its represented by a straight line.
What is the Y intercept in math?
When the line touches the Y axis.
What is the slope of the table?
the slope of the table is m=1
Give me one way to find the slope?
y2-y1/x2-x1
Rise/Run
Change in Y/ Change in X
What does it mean when it is a linear equation?
Linear equation forms a straight line.
What is the y- intercept of the table?
the y- intercept is b=25.
(-6,-6),(8,-10)
What is the slope?
The slope is m=-8
y=mx+b
is a linear equation in slope intercept form.
How do you write an equation for a linear function.
find slope and y- intercept and plug it to y=mx+b format.
How are linear functions used in real life?
Figuring out income, overtime, calculation mileage etc.