Observe the graph, the graph of the function represents an absolute function.
The parent function is .
The graph of stretched vertically by a factor of .
Therefore, the function is .
Option "K" is correct.
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. stretched vertically by a factor of ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d1622611fc88fa0fbe88f093bcb90f93.png\")
. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f29806b192c73101890ebd6d555408be.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")