Exercise 1
Given the function y = 3x + 5 can you find an equation the line in the form y - y1 = m(x - x1).
Exercise 2
Given the function y =-2x - 1 can you findan equation the line in the form y - y1 = m(x - x1).
Exercise 3
Given the function y = x - 3 can you find an equation the line in the form y - y1 = m(x - x1).
Generalization
Can you generalize from your activities above?
Given the function y = mx + b can you find an equation for the line in the form y - y1 = m(x - x1).