Chapter 2: Q. 66 (page 103)
Exploration Graph , and on the same screen. What do you notice is the same about each graph? What do you notice that is different?
Short Answer
The graph of the functions is given as
All three functions are even functions and pass through the same three points .
For , the graph of lies above the other two graphs.
And for the region , the graph of lies above the other two.