Ask
your own question, for FREE!
Mathematics
18 Online
What is the geometric mean of 3 and 21?
Still Need Help?
Join the QuestionCove community and study together with friends!
Hint: Geometric mean of a and b: \(x^2 = ab\) In this case, a = 3, b = 21
Solve for x
So 3 squared 7?
Yes \(x = 3 \sqrt{7} \)
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
Jaynater:
The QC Ambassador symbol looks like the Borderlands symbol when it's really tiny on my big screen.
Jaynater:
The QC Ambassador symbol looks like the COV symbol from borderlands 3 when it's really tiny on my big screen.
cora1:
Love... I know you for almost a year I know you like the back of my hand your bea
Sailor:
Homework help [College Algebra] For the following exercises, use this scenario: A tumor is injected with 0.
BlkOps77:
Roses are red, Violets are blue, my heat is dead because of you. thought my life had room for 2 but there was never a me n you.
Aniii:
Proving that the given statement holds true for the initial value is called Induc
Ferrari:
Hi, this is something I wrote last year as a freshman. "My first regular-length song, by Rari.
2 minutes ago
1 Reply
0 Medals
6 minutes ago
1 Reply
0 Medals
1 hour ago
1 Reply
0 Medals
8 hours ago
3 Replies
3 Medals
17 hours ago
26 Replies
2 Medals
18 hours ago
9 Replies
0 Medals
18 hours ago
8 Replies
2 Medals