Rearranging powers and reciprocals

Rearranging powers and reciprocals

Secondary 2
TGM Original Questions
  1. Make \(d\) the subject of \(b=\frac{kd^3-e}{3}\).
  2. Given \(\frac3p=\frac2q+\frac5r\), express \(q\) in terms of \(p,r\).

Solution:

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Answer:(a) \(d=\sqrt[3]{\frac{3b+e}{k}}\); (b) \(q=\frac{2pr}{3r-5p}\).

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