Inverse square-root proportion
Inverse square-root proportion
TGM Original
For positive \(x\), \(y\) is inversely proportional to \(\sqrt x\). When \(x=16\), \(y=9\). Find \(y\) when \(x=81\), and find \(x\) when \(y=6\).
Solution:
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Answer:\(y=4\); \(x=36\)
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