Display sets in R2. Assume the sets include the bounding lines. In each case, give a specific reason why the set H is not a subspace of R2. (For instance, find two vectors in H whose sum is not in H, or find a vector in H with a scalar multiple that is not in H. Draw a picture.)
![829_6212682a-1c1c-4f1b-8a1f-b4e18427ec7c.png](https://secure.tutorsglobe.com/CMSImages/829_6212682a-1c1c-4f1b-8a1f-b4e18427ec7c.png)