valorieg07 valorieg07
  • 03-05-2021
  • Mathematics
contestada

Write the equation of the circle in standard form with the center (4,-2) and radius 5.

Respuesta :

lovecookie4157 lovecookie4157
  • 03-05-2021
Standard formula for circle:

(x-h)^2+(y-k)^2=r^2

h: 4
k:-2
r:5

Since the radius is squared, it would be 5^2=25

Now plug in:

(x-4)^2+(y+2)^2 =25
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