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Mathematics 18 Online
OpenStudy (anonymous):

[4.06] 12 is the geometric mean of 16 and what number? (3 points) 10 12 13 9

OpenStudy (agl202):

Let 12 be the geometric mean of 16 and x 12 = sqrt(16x) 16x = 144 x=9

OpenStudy (anonymous):

\[\sqrt{16 x}=12 \]x = 9

OpenStudy (anonymous):

thx

OpenStudy (agl202):

: ) Ur welcome!

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