Vocabulary
The number in front of a variable
What is a coefficient?
Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)}
No
slope-intercept form of a linear equation
Algebra: y= mx + b
A letter that represent a numeral
What is a variable?
Is this a function? { (0,0), (1,1), (2,2), (2,5), (6,10) }
the y-intercept of y= 3x - 2
What is -2?
The center of a coordinate plane (0,0)
What is an origin?
y=4x - 9 is an example of this function
What is linear?
The equation of the line that passes through the points (5,2) and (5,6)
x=5
the change in y over the change in x
What is slope?
Draw a nonexample of a function
Circle, sideways parabola
The slope of 12x + 6y = 66. Hint: solve for y first
What is -2?
this is a value that is much smaller or larger than a set of values of data
What is an outlier?
This test tells us if the graph is a function
What is the vertical line test?
Write the equation of the line that passes through the points (0,3) and (2,9)