Use the equation 〖(y+2)〗^2/4-((〖x+3)〗^2)/49=1 to find the following:

a. center:
b. vertices:
c. foci:

d. graph:

go to this url, and click the "properties" button, and see whether you can derive the values they give. If not, review the properties of hyperbolas.

http://www.wolframalpha.com/input/?i=%E3%80%96(y%2B2)%E3%80%97%5E2%2F4-((%E3%80%96x%2B3)%E3%80%97%5E2)%2F49%3D1