4.7 Graphing Lines Using Slope Intercept Form Goal: Graph lines in slope intercept form.
{ 2.4 Writing Equations of Lines. Slope-Intercept Form: Standard Form: Forms of Lines.
9
{ 2.4 Writing Equations of Lines
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Transcript of { 2.4 Writing Equations of Lines. Slope-Intercept Form: Standard Form: Forms of Lines.
{
2.4 Writing Equations of Lines
Slope-Intercept Form:
Standard Form:
Forms of Lines
bmxy intercept:
slope:
ybm
CByAx
Graph line in slope-intercept form:
**Begin with y-intercept—b**Move slope—3 points**Connect to make the line
Graphing Lines
13
2 xy
Write equation of the line from:1. Graph2. Slope and y-intercept3. Slope and a point4. Two points5. Parallel to a given line (same
slopes)6. Perpendicular to a given line
(opposite reciprocal slopes)
Writing Equations of Lines
Ex 1: Write the equation of the line
a) b)
Ex 1: Write the equation of the line
c)
4:int
7:
ym d)
5:int2
1:
y
m
Ex 1: Write the equation of the line
e)
1,2:
4:
pt
m f)
1,6:3
2:
pt
m
Ex 1: Write the equation of the line
g) 10,5,2,7 h) 4,4,3,2
Ex 1: Write the equation of the line
i) 3,2through
73toParallel
xy j)
4,9through73
tolarPerpendicu
xy
