i xi f(xi) f´(xi) f(x)/f'(xi)

2 -0.5578119 -1.57803032 0.35348617

1 1.64651383 -0.30593963 -2.19809411 0.13918404

2 1.50732979 -0.18883909 -2.6585057 0.07103204

3 1.43629774 -0.12426224 -2.99971264 0.04142471

4 1.39487303 -0.08493889 -3.25264157 0.02611382

5 1.36875921 -0.0594822 -3.44010325 0.01729082

6 1.35146839 -0.04233183 -3.57900447 0.01182782

7 1.33964057 -0.03046155 -3.68189667 0.00827333

8 1.33136724 -0.02209051 -3.75809768 0.00587811

9 1.32548913 -0.01610857 -3.8145214 0.00422296

10 1.32126617 -0.01179322 -3.85629514 0.00305817

i xi xi-1 f(xi) f(xi-1) f(xi)*[xi-f(xi-1)]

-1 2 1 -0.5578119 0.36787944 -0.5578119

0 1.39741048

1

2

3

4

5

6

7

8

9

10

metodo newton rapshon

metodo de la secante

f(xi)-f(xi-1)

-0.92569134 0.602589518

f(xi)=e(^-x)-ln(x)

f´(xi)=- e^-x-1/x

f(xi)=e(^-x)-ln(x)

f´(xi)=- e^-x-1/x

metodo newton rapshon

metodo de la secante

f(xi)*[xi-f(xi-1)]/f(xi)-f(xi-1)