Application of Inverse Proportion
Application of Inverse Proportion
Secondary 2
\(x\) is inversely proportional to the cube of \(y\). It is known that \(x=9\) for a particular value of \(y\). When the value of \(y\) is increased by \(100\%\), find
- the value of \(x\).
- the percentage decrease in the value of \(x\).
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Answer:(a) \(x = 1\frac{1}{8}\), (b) \(87.5 \%\) decrease
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