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1.10.4 Newton-Raphson method (A-level only)

1.10.4 Newton-Raphson method (A-level only)

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Question 14

f(x)=sin⁡(2x)+ln⁡(x)x>0f(x) = \sin(2x) + \ln(x) \quad x > 0f(x)=sin(2x)+ln(x)x>0

a.

Show that y=f(x)y = f(x)y=f(x) has a stationary point in the interval [1,1.1][1, 1.1][1,1.1]

[5]
b.

Starting with x0=1.05x_0 = 1.05x0​=1.05, apply the Newton-Raphson procedure twice to find an approximation for the x x\,x coordinate of the stationary point in the interval [1,1.1][1, 1.1][1,1.1].

[4]
Markscheme

1.10.4 Newton-Raphson method (A-level only) Questions

  1. A Level
  2. /Maths
  3. /1.10.4 Newton-Raphson method (A-level only)

20 exam-style questions on OCR (MEI) A Level Maths 1.10.4 Newton-Raphson method (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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