CPM Homework Banner
4-57.

Mateo and Ignacio want to calculate of an even function f(x). They know . Mateo thinks the answer will be −3 while Ignacio thinks the answer will be 3. Who is correct? Explain. Homework Help ✎

Graph a possible even function that has the given area.

The boy who was correct paid attention to two things:
1) The fact that f(x) is even.
2) The order/direction of the bounds.