Chapter 8 - Applications of Trigonometric Functions - 8.1 Right Triangle Trigonometry; Applications - 8.1 Assess Your Understanding - Page 523: 86

$0.236,0.243,0.248$

Step 1. For $x=5$, we have $\frac{\sqrt 5-\sqrt 4}{5-4}\approx0.236$ Step 2. For $x=4.5$, we have $\frac{\sqrt {4.5}-\sqrt 4}{4.5-4}\approx0.243$ Step 3. For $x=4.1$, we have $\frac{\sqrt {4.1}-\sqrt 4}{4.1-4}\approx0.248$