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1.9.17 Concavity and the second derivative (A-level only)

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Question 10

The function ggg is defined by

g(x)=3x2+6cos⁡x g(x) = 3x^2 + 6\cos x g(x)=3x2+6cosx

for −π≤x≤π-\pi \le x \le \pi−π≤x≤π.

Determine whether the curve with equation y=g(x)y = g(x)y=g(x) has a point of inflection at the point where x=0x = 0x=0. Fully justify your answer.

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1.9.17 Concavity and the second derivative (A-level only) Questions

  1. A Level
  2. /Maths
  3. /1.9.17 Concavity and the second derivative (A-level only)

57 exam-style questions on OCR (MEI) A Level Maths 1.9.17 Concavity and the second derivative (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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