This is a worksheet with 30 questions to help students practice functions.
The students must examine each diagram, and decide, by using the straight line test, whether the graph is a function or not.
Picture 2 gives you an idea of the general layout of the worksheet. Pictures 3 and 4 give a sample question and the solution respectively. To get a good idea of the layout, it's best to look at or download the preview.
There is also a digital version of this worksheet available for the same price, which works on both Windows and Mac computers. Simply check out my other listing:
Math Digital Practice 017 - Function or not straight line test
If you have any questions, please be sure to contact me.