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9.2 Differentiating exponentials and logarithms

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Question 2
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a.

Given that y=5xy = 5^xy=5x show that dydx=5xln⁡5\displaystyle \frac{dy}{dx} = 5^x \ln 5dxdy​=5xln5

[2]
b.

Find the equation to the tangent of the curve y=2(x2)y = 2^{(x^2)}y=2(x2) at the point (3,512)(3, 512)(3,512)

[4]

9.2 Differentiating exponentials and logarithms Questions

  1. A Level
  2. /Maths
  3. /9.2 Differentiating exponentials and logarithms

Practise Edexcel A Level Maths 9.2 Differentiating exponentials and logarithms with exam-style questions for A Level Maths. 23 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank