please help me to write matlab code for lagrange interpolation for order 1 through 3.

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please help me to write matlab code for lagrange interpolation for order 1 through 3.
Given the data
x 1 2 2.5 3 4 5 f(x) 0 5 7 6.5 2 0
Calculate f(3.4) using Lagrange interpolating polynomials of order 1 through 3. Choose the sequence of the oints for your best possible accuracy.
  1 Comment
Jürgen
Jürgen on 23 Aug 2012
Hi, for me there is not enough information in your question to help you, which function do you want to integrate? regards,J

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Answers (1)

Honglei Chen
Honglei Chen on 23 Aug 2012
There are many Lagrange interpolation resources available online, just Google it. For example

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