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please answer the following questions and show your work. this is overdue since the 10th pls help lol​​

please answer the following questions and show your work this is overdue since the 10th pls help lol class=
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Respuesta :

#1

Centre(4,-2)

Radius=11

Equation

  • (x-h)²+(y-k)²=r²
  • (x-4)²+(y+2)²=11²

#2

On comaparing to equation of Circle

  • r²=4
  • radius=2units

#3

Same like last one

  • r²=256
  • radius=16units

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