Relating Concepts For individual or group investigation
Recall from Chapter 1 that a unique line is determined by two distinct points on the line and that the values of m and b can then be determined for the general form of the linear function ƒ(x) = mx + b.
Work these exercises in order .
Find the slope of the line passing through the points determined in Exercise 84.
Reference Exercise 84
Keeping the same two x-values as given in Exercise 81, add 6 to each y-value. What are the coordinates of the two new points?
Reference Exercise 81
Sketch by hand the line that passes through the points (1, -2) and (3, 2).
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