А
B
C.
e.
1) x2 + y2 = 25
2)
x + 7 = 1
3) x2 + y2 = 121
4 x + 7 = 64
e_5) x2 + y2 = 81
6) (-9)2 + y2 = 100
7) (x + 5)2 + 2 = 144
8) x2 + (y - 3)2 = 121
9) x2 + (y + 1)2 = 25
10) (X - 9)2 + (y-4)2 = 1
11)x2 + (y + 2)2 = 169
12) (x+7)2 + (y - 6)2 = 25
13) (x + 5)2 + y2 = 100
14)(x + 2)2 + (y - 1)2 = 9
15)(x - 3)2 + (y + 1)2 = 49
a. center: (0, -2 ) radius: 13
b. center: (9,0) radius: 10
center: (0,0 )radius: 11
d. center: (0,0 )radius: 8
center: (0,0 )radius: 9
f. center: (0,0) radius: 1
g. center: (-5,0) radius: 12
h. center: (0,0 )radius: 5
i. center: (-7, 6 )radius: 5
j. center: (8,-1) radius: 7
k. center: (0, -1) radius: 5
I. center: (9,4) radius: 1
m. center: (0,3) radius: 11
n. center: (-5,0) radius: 10
o. center: (-2, 1) radius: 3