annette211pdd8v9
annette211pdd8v9 annette211pdd8v9
  • 23-04-2020
  • Mathematics
contestada

only need help on number 5 and 6

only need help on number 5 and 6 class=

Respuesta :

sophiaannagonzales sophiaannagonzales
  • 23-04-2020

5) since (x-a)^2+(y-b)^2=r^2

plug in (-5,2) as (a,b) and r=3

Making the equation:

(x+5)^2+(y-2)^2=9

6) (x-0)^2+(y-0)^2=r^2

since we have (0,5)

0^2+5^2=r^2

Final equation: x^2+y^2=25

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