College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 2 - Functions and Graphs - Exercise Set 2.3 - Page 257: 94

Answer

If two points are given in the form $(x_1,y_1)$ and $(x_2,y_2)$, start by finding the slope using $\frac{y_2-y_1}{x_2-x_1}$. Next, use the point-slope formula $y-y_1=m(x-x_1)$ to write the equation.

Work Step by Step

Remember the formulas $\frac{y_2-y_1}{x_2-x_1}$ and $y-y_1=m(x-x_1)$.
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