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Level 242

Graphing Equations & Inequalities


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origin
(0,0)
Range
The difference between the greatest number and the least number in a set of data.
Relation
A Smart Art graphic type that compares connections between concepts.
function
If you repeat an INPUT, and you always get the same OUTPUT, your data is a ______________________ .
x-intercept
the point where the line crosses the x-axis
y-intercept
the point where the line crosses the y-axis
x-axis
The horizontal axis on a coordinate plane.
y-axis
The vertical axis on a coordinate plane.
slope
(y₂-y₁)/(x₂-x₁)
Rise / Run
slope
slope
rate of change
y=mx+b
Line equation
direct variation
A situation when one value increases as the other vaule increases or as one decreases the other decreases. y = kx k≠0
standard form
Ax + By = C
y-y1=m(x-x1)
point-slope form
horizontal lines
Lines parallel to the floor or horizon; create width in design.
vertical line
Straight up and down line (height)
parallel lines
2 lines that never cross/intersect and stay the same distance apart
Perpendicular lines
lines in a plane that intersect to form 4 right angles
absolute value functions
a function written in the form y = /x/, and the graph is always in the shape of a v