## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$d=5 \text{ units}$
Using $d=\sqrt{(x_1-x_2)^2+(y_1-y_2)^2}$ or the Distance Formula, the distance, $d$, between the given points, $(4,5) \text{ and } (7,1) ,$ is \begin{array}{l}\require{cancel} d=\sqrt{(4-7)^2+(5-1)^2} \\\\ d=\sqrt{9+16} \\\\ d=\sqrt{25} \\\\ d=5 \text{ units} .\end{array}