Chapter 4 Flashcards
(11 cards)
0
Q
Linear equation
A
A function whose graph is a line is a linear function.
1
Q
Direct variation
A
A linear function defined by an equation of the form
2
Q
Parallel lines
A
Two lines are parallel if they lie in the same plane and do not interest
3
Q
Perpendicular lines
A
Perpendicular lines are lines that intersect and form right angles
4
Q
Point-slope form
A
A linear equation of a no vertical line written as y-y1=m(x-x1).
5
Q
Rate of change
A
The relationship between two quantities that are changing.
6
Q
Slope
A
The ratio of the vertical changes to the horizontal change
7
Q
Slope-intercept form
A
The slope intercept form of a linear equation
8
Q
Standard form
A
The standard form of a linear equation
9
Q
X-intercept
A
The x-coordinate of a point where a graph crosses the x-axis
10
Q
Y-intercept
A
A
