Question

i have this one problem i cant get past can someone help

Answer 1

you know how to "complete the square"
since you are given choices, we can probably do it without much work at all

Answer 2

not really my teacher never showed me how :(

Answer 3

\[x^2+4x+y^2+4y=-4\] lets knock this out quick
what is half of 4?

Answer 4

2

Answer 5

k
since the coeffients are both 4 we can do it in one step
complete the square on both term by writing
\[(x+2)^2+(y+2)^2=-4+2^2+2^2\]

Answer 6

oh ok ty

Answer 7

and as always, the answer is C, as it is
\[(x+2)^2+(y+2)^2=4\]

Answer 8

ty

Answer 9

that problem is easy i looked at it for 20 seconds and the answer is c

Answer 10

wow umm thats fast and sorry im slow :(