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1.7 Differentiation

1.7 Differentiation

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Question 9

A curve has equation y=4x2+16x+1y = 4x^2 + \dfrac{16}{x} + 1y=4x2+x16​+1 for x>0x > 0x>0.

a.

Find dydx\dfrac{dy}{dx}dxdy​.

[3]
b.

Find the exact range of values of x x\,x for which the curve is increasing.

[2]
Markscheme

1.7 Differentiation Questions

  1. A Level
  2. /Maths
  3. /1.7 Differentiation

43 exam-style questions on WJEC A Level Maths 1.7 Differentiation, covering 1.7.1 Differentiation, 1.7.2 Differentiation, 1.7.3 Differentiation, 1.7.4 Differentiation, 1.7.5 Differentiation, and 1.7.6 Differentiation. Each one has a worked solution and a mark scheme showing where the marks go.

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