2014 Promo CJC Q2
2014 Promo CJC Q2
4 marks
Promo
The variables \(x\) and \(y\) are related by \({{3}^{y}}=xy-\sec x\). Find \(\frac{\mathrm{d}y}{\mathrm{d}x}\) in terms of \(x\) and \(y\).[4]
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