This preview shows pages 1–2. Sign up to view the full content.
Point – Slope Form of a Linear Equation and Function Notation
Algebra 2
1
POINTSLOPE FORM OF A LINEAR EQUATION AND FUNCTION NOTATION
Learning Targets:
1.
Write and graph equations in pointslope form
2.
Use Function Notation
3.
Write linear equations from context in pointslope form.
Slope of a Line
Example 1
:
What is the slope between the two points
11
,
xy
and
22
,
?
Point – Slope Form of a Linear Equation
In order to write the equation of a line, all you need is one point,
,
, that is on the line and the slope,
m
.
The
point – slope form
of a linear equation is
____________________________________________________
Example 2
:
For each of the following, write the equation of the line with the given information in pointslope form.
a)
Point (1, –3);
Slope =
2
3
b)
Point (–12, 65);
Slope = 18
c)
Points (12, –2) and (6, 3) are on the line.
d)
Example 3
:
State the point and slope used in each of the following equations.
a)
42 1
yx
b)
1
2
48
c)
5
21
328
Example 4
:
Graph equation
a
from each of the last two examples.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview. Sign up
to
access the rest of the document.
 Spring '08
 staff
 Linear Equations, Equations, Slope

Click to edit the document details