Posted by **tiona** on Thursday, November 10, 2011 at 1:06am.

Given the equation x^2 +y^2+8y-65=0

(a) Write the equation in standard form.

(b) State the center, radius, and intercepts.

(c) Submit the graph

- math -
**Steve**, Thursday, November 10, 2011 at 5:18am
rearrange terms to complete the squares:

x^2 + (y^2 + 8y + 16) = 65 + 16

x^2 + (y+4)^2 = 9^2

center: (0,-4)

radius: 9

y-intercepts: (0,-13) and (0,5)

x-intercepts: (-√65,0) and (√65,0)

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