June 2025 Paper 1 Q1

1 The equation of a curve is given by

\[y = 3\mathrm{e}^{x}\]

Find an expression for \(\dfrac{\mathrm{d}y}{\mathrm{d}x}\)

Circle your answer. [1 mark]

• \(3\mathrm{e}^{-x}\)
• \(3\mathrm{e}^{1}\)
• \(3\mathrm{e}^{x}\)
• \(3x\mathrm{e}^{x-1}\)