anonymous
  • anonymous
Using the following equation, find the center and radius of the circle. You must show all work and calculations to receive credit. x2 + 4x + y2 − 6y = −4
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
@Here_to_Help15
anonymous
  • anonymous
do you know the circle equation?
Here_to_Help15
  • Here_to_Help15
They keep beating me grr

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anonymous
  • anonymous
yeah one sec i have it in my notes
anonymous
  • anonymous
(x-h)^2 + (y-k)^2 = r^2 where (h,k) is the center and r is the radius
Here_to_Help15
  • Here_to_Help15
Here are your answers now for the work :) Center:: (-2,3) Radius:: (3)
Here_to_Help15
  • Here_to_Help15
@gaos finish what you started :)
Here_to_Help15
  • Here_to_Help15
OK so wanna plug them in with me?
anonymous
  • anonymous
(x^2+4x+4)-4+(y^2-6y+9)-9=-4 (x+2)^2+(y-3)^2=9 (x+2)^2+(y-3)^2=3^2 Circles follow the form: (x-a)+(y-b)=r^2 Therefore the center of the circle is at (-2,3) and the radius is 3.
anonymous
  • anonymous
got it i think!!
Here_to_Help15
  • Here_to_Help15
And you continue to suprise me :)
Here_to_Help15
  • Here_to_Help15
Surprise *
anonymous
  • anonymous
haha thank you :p
Here_to_Help15
  • Here_to_Help15
:)

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