Math Question plzz help
Elben was told that the conic section he is supposed to graph has an eccentricity of 1 and a directrix of x=-1. Which equation represents the given characteristics of the graph?
![Math Question plzz help Elben was told that the conic section he is supposed to graph has an eccentricity of 1 and a directrix of x1 Which equation represents t class=](https://us-static.z-dn.net/files/d72/6d5744e726c682d50d0e9df72e3ea739.png)