Consider the Secant Method applied to minimising f(x) = x² + x³ in |x| < 1. We know the minimiser is x* = 0, but let's derive that the order of the method is here p = 1.6180. Question 1 Substituting the function into the Secant Method gives which of the following iterations? O #k+1 #k+1= k+1 = Oak+l (3+2+2x-1) 3(x+1)+2(x+2-1+₁) 1+22 3+42 6(1+) 21 1+2+2-1

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
icon
Related questions
Question
Consider the Secant Method applied to minimising f(x) = x² + x³ in x < 1.
We know the minimiser is **
0, but let's derive that the order of the method is here
p= 1.6180.
Question 1
Substituting the function into the Secant Method gives which of the
following iterations?
○ Ik+1
O
k+1 =
Xk+1 =
Xk+1
2-1 (3+2x+224-1)
3(x+2k-1)+2(2+2-1+²)
22
1+2rk
=
3x+42
6(1+2)
1
1+7+461
Transcribed Image Text:Consider the Secant Method applied to minimising f(x) = x² + x³ in x < 1. We know the minimiser is ** 0, but let's derive that the order of the method is here p= 1.6180. Question 1 Substituting the function into the Secant Method gives which of the following iterations? ○ Ik+1 O k+1 = Xk+1 = Xk+1 2-1 (3+2x+224-1) 3(x+2k-1)+2(2+2-1+²) 22 1+2rk = 3x+42 6(1+2) 1 1+7+461
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
Advanced Engineering Mathematics
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Mathematics For Machine Technology
Mathematics For Machine Technology
Advanced Math
ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,
Basic Technical Mathematics
Basic Technical Mathematics
Advanced Math
ISBN:
9780134437705
Author:
Washington
Publisher:
PEARSON
Topology
Topology
Advanced Math
ISBN:
9780134689517
Author:
Munkres, James R.
Publisher:
Pearson,