Ask
your own question, for FREE!
Mathematics
27 Online
Find the center and radius of the sphere X^2 - 18x + y^2 - 10y + z^2 +14z = -119
Still Need Help?
Join the QuestionCove community and study together with friends!
i got the center points at ( 9, 5, -7).....and kind of unclear about how to go about getting the radius at this point
U know how to complete the square usually, right? Do it 3 times for x,y,x and the rhs = r^2
oh is that it?
Yep.
lol...okay...thnx so much dude
Still Need Help?
Join the QuestionCove community and study together with friends!
ur welcome.
nice picture too http://www.wolframalpha.com/input/?i=x^2+-+18x+%2B+y^2+-+10y+%2B+z^2+%2B14z+%3D+-119
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
JusJeyk:
I'm interested in becoming a 911 dispatcher but have no idea where to start. Does
EdwinJsHispanic:
"Why does no one talk about the friendship breakups. The ones without slamming doors or trembling voices.
EdwinJsHispanic:
Being someone that others made you into is hard. You live to their expectations, never yours.
gr3ve3:
This is my fanfiction for Panic! At the disco, I'm not too sure if this is a good layout for chapter one.
MaxTon:
Here's my poem and I guess It could be considered a song. It's called "Time Zones" Ainu2019t got my phone on me but itu2019s not like it matters Honestly ou
EdwinJsHispanic:
tear after tear, with my eyes still red People are fake, just like him Im sorry for Yelling, but i havent heard an apology from you either.
xXAikoXx:
Today, I wrote a poem. Itu2019s regarding my struggles and how I try to escape both physically and emotionally harmful situations caused by both people and
Twaylor:
Had a surreal dream - wanted to share it I got stabbed in my middle back in my gr
5 hours ago
1 Reply
1 Medal
8 hours ago
6 Replies
1 Medal
1 day ago
0 Replies
0 Medals
4 days ago
1 Reply
1 Medal
4 days ago
8 Replies
2 Medals
3 days ago
9 Replies
7 Medals
4 days ago
3 Replies
3 Medals
5 days ago
2 Replies
0 Medals