Znajdź środek i promień o okręgu:
1)
2)
Proszę o wszystkie obliczenia
1) (x-2)^2+(y+3)^2 -4-4-9=0
(x-2)^2+(y+3)^2=17
S(2,-3) r= pierw. z 17
2)x^2+(y-4)^2-16=0
x^2+(y-4)^2=16
S(0,4) r=4
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1) (x-2)^2+(y+3)^2 -4-4-9=0
(x-2)^2+(y+3)^2=17
S(2,-3) r= pierw. z 17
2)x^2+(y-4)^2-16=0
x^2+(y-4)^2=16
S(0,4) r=4