Math 1313
Prerequisites
Equations (These will not be given on the test. You need to memorize them.)
−
y
y
=
2
1
Slope of a line:
m
−
x
x
2
1
=
+
Slope-Intercept Form:
y
mx
b
−
=
−
Point-Slope Form:
y
y
m
(
x
x
)
1
1
Standard Form: ax + by = c
1
and passes through (3, -9).
Example 1: Write an equation for the line that has slope
5
Example 2: Write an equation for the line that passes through (-2, 5) and (4, 8).
Math 1313 - Prerequisites
1