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21 votes
21 votes
Help please and thank you

Help please and thank you-example-1
User Lingyfh
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1 Answer

8 votes
8 votes

Answer: 9

Explanation:

By the geometric mean theorem,
\frac{x}[6} =(6)/(4) \longrightarrow x=\left((6)/(4) \right)(6)=\boxed{9}

User Paul Fournel
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