2024 ASRJC H1 Q3

2024 ASRJC H1 Q3

7 marks
  1. Differentiate \(\frac{5}{\sqrt{9-4\mathrm{e}^{2x}}}\) with respect to \(x\).[3]
  2. Find \(\displaystyle\int \frac{(\sqrt{x}+1)^2}{2x} \, \mathrm{d}x\).[4]
Answer:(a)\(\frac{\mathrm{d}y}{\mathrm{d}x}=20e^{2x}(9-4e^{2x})^{-1.5}\) (b)\(\frac{1}{2}x+2x^{0.5}+\frac{1}{2}\ln x+ C\)

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