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Mathematics 21 Online
OpenStudy (anonymous):

Ten is the geometric mean of 4 and what number? i just want to know the formula...please?

hero (hero):

I gave you the formula earlier

OpenStudy (anonymous):

so its the same for this one?

hero (hero):

yes. in this case x = 10

hero (hero):

4 = a

hero (hero):

find b

OpenStudy (anonymous):

ok

hero (hero):

Let me know what you get

myininaya (myininaya):

\[10=\sqrt{4b}\] so the equation looks like this based on what we been doing

OpenStudy (anonymous):

b=25, right?

hero (hero):

correct, good job.

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