MATH 115 UNIVERSITY OF MICHIGAN-ANN ARBOR CHAPTER 2 VOCABULARY |
STUDY GUIDE & KEY TERMS 2026/2027
linear - correct answer ✔✔The simplest mathematical model for relating two variables is the
_____ equation in two.
slope - correct answer ✔✔For a line, the ratio of the change in y to the change in x is called the
_____ of the line.
point-slope - correct answer ✔✔The _____-_____ form of the equation of a line with slope m
passing through (x1, y1) is y-y1=m(x-x1).
parralel - correct answer ✔✔Two lines are _____ if and only if their slopes are equal.
perpendicular - correct answer ✔✔Two lines are _____ if and only if their slopes are negative
reciprocals of each other.
rate - correct answer ✔✔When the x-axis and y-axis have different units of measure, the slope
can be interpreted as a _____.
linear extrapolation - correct answer ✔✔The prediction method _____ _____ is the method
used to estimate a point on a line when the point does not lie between the given points.
general - correct answer ✔✔Every line has an equation that can be written in _____ form.
domain, range, function - correct answer ✔✔A relation that assigns to each element x from a
set of inputs, or _____, exactly one element y in a set of outputs, or _____, is called a _____.
STUDY GUIDE & KEY TERMS 2026/2027
linear - correct answer ✔✔The simplest mathematical model for relating two variables is the
_____ equation in two.
slope - correct answer ✔✔For a line, the ratio of the change in y to the change in x is called the
_____ of the line.
point-slope - correct answer ✔✔The _____-_____ form of the equation of a line with slope m
passing through (x1, y1) is y-y1=m(x-x1).
parralel - correct answer ✔✔Two lines are _____ if and only if their slopes are equal.
perpendicular - correct answer ✔✔Two lines are _____ if and only if their slopes are negative
reciprocals of each other.
rate - correct answer ✔✔When the x-axis and y-axis have different units of measure, the slope
can be interpreted as a _____.
linear extrapolation - correct answer ✔✔The prediction method _____ _____ is the method
used to estimate a point on a line when the point does not lie between the given points.
general - correct answer ✔✔Every line has an equation that can be written in _____ form.
domain, range, function - correct answer ✔✔A relation that assigns to each element x from a
set of inputs, or _____, exactly one element y in a set of outputs, or _____, is called a _____.
