Rate of change:
\![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e6aaa0c2821cac55d2a1cdbfc5fc9312.png\")
\
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=773d8ba322993d301bae929ad49748f0.png\")
\
\
\
![\"\"](\"http://www.mathskey.com/userfiles/image/Library/slope_line.gif\")
| \
Rate of change: \
\
\ \ \ | \
| \
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
Substitute ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=915530a50883f14b03663c1691555582.png\")
in rate of change formula.
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e7d4df1de301ac89b73af836bf2d34b9.png\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1560b6dc44e7ecac6b90c585d384dea6.png\")
(Product of two same signs is positive)
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ddea71699ca1576b80ebf25d8cac8e78.png\")
(Subtract: 2 ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3ea6da5ad035c76c5fa4c88cf6268e03.png\")
2 = 0)
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ad436de4b7ee5b9757c2fd54d87dd86d.png\")
(Add: 3 + 3 = 6)
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4b101ee1f3c63b801fb6e823e7b5f2c5.png\")
(Divide: ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=173af0f25e65a8af42564c317e69e0ca.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The rate of change represented in the table is 0.