Elementary Algebra
section 3.5
Slope point form of a line
Def
Slope point form of a line is an equation of form
(y
y ) = m (x
x )
1
1
where m = slope and (x , y )
is a point on the line.
1
1
Ex1,
Find a line which passes through (1,
3), (
5, 3).
Ex2,
Find a line which passes through (
2, 3), (4,
1).
Ex3,
Find a line which passes through (
2, 1), (2,
9).
Ex4,
Find a line which passes through (
4, 1), (
1, 4).
Ex5,
Find a line which passes through (
2, 3), (0, 6).