Today's Lesson 10/15/07

We learned about: Equation of a straight line.
Today's notes:

1. y=mx+b --> m=slope, b=y-intercept
2. Ax+By+C=0 --> Standard form (in general set up so "A" is positive)
3. Ax+By=C


Examples:


m=3 b=2

y=mx+b
y=3x+2


m=-4 b=5

y=mx+b
y=4x+5


Assignment: Ex 13 - All questions but don't do # 13, 14 and 17

Next scribe is: preyes