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CAIE A Level Mathematics 9709 · Numerical solution of equations

Numerical solution of equations: calculation question

2 marksStandard

The equation ex=2x+2e^{x} = 2x + 2 has a root greater than 11. Find the integer NN such that this root lies in [N,N+1][N, N+1].

  1. (a)

    State NN.

    [2]

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