Question

Please i need help in Pre Cal


Posting picture below!!

Answer 1

i can help

Answer 2

ok great!

Answer 3

is the center 0,2??

Answer 4

yes

Answer 5

okay can you help me with the radius?

Answer 6

i am doing the radius right know

Answer 7

oh okay

Answer 8

i dont know it this one is trikey sorry

Answer 9

thats fine lets work on the second part?

Answer 10

i dont know the radius sorry :(

Answer 11

ok

Answer 12

compare with \[x^2+y^2+2gx+2fy+c=0\]
centre is (-g,-f)
\[radius =\sqrt{g^2+f^2-c}\]
or complete the squares and find center and radius.

Answer 13

you got your answer

Answer 14

i got 4.4. for radius

Answer 15

he gave you your answer but that is right

Answer 16

how do we do the 2nd part

Answer 17

you got the answer correct is that all

Answer 18

what about number 2??

Answer 19

4/3 7/0 0/0

Answer 20

wtf