![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The Graph ![\"y](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=f7683f39cad4e247c1ad90938397cf8e.png\")
.
The radicand cannot be negative , identify the domain.
\![\"x](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=ff2af2fed151fe5f70881f9dd1ecb2d1.png\")
![\"x](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=5da7b56653534aac494665d74433ba49.png\")
The x-intercept is ![\"minus](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=37f7af278cda90efe6940b679da496e1.png\")
.
Make the table values and graph the function.
\| \
X \ | \
\
Y \ | \
| \
-2 \ | \
\
0 \ | \
| \
1 \ | \
\
1.7 \ | \
| \
2 \ | \
\
2 \ | \
| \
3 \ | \
\
2.2 \ | \
| \
0 \ | \
\
1.4 \ | \
![\"graph](\"/userfiles/image/Library/Algebra%202/graph%20a%20square%20root%20function%20of%20f(x)=sqrt(x+2).gif\")
From the graph , the domain is , the range ![\"y](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=1e47c46e11ef6da18aa534afa47820ff.png\")
and the y-intercept is 1.4.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The domain is , the range and the y-intercept is 1.4.