QUESTIC Given the following data: -2 y-20-10 I -1 0 7 2 4 6 -8-4 40 172 286 i) State what should be done to the data if Newton forward difference is used to obtain interpolation polynomial for the above data. ii) Hence, by using all relevant data, find the interpolation polynomial of the above data using Newton forward difference and express the interpolation in form of Pn(x) = A₁x" + A₂x-1 + ... + An-12 + An. iii) State the degree of interpolation polynomial obtained in (ii).

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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QUESTION 2
Given the following data:
I
y
7
-1 0 2 4 6
-20-10-8-4 40 172 286
-2
i) State what should be done to the data if Newton forward difference is
used to obtain interpolation polynomial for the above data.
ii) Hence, by using all relevant data, find the interpolation polynomial of the
above data using Newton forward difference and express the interpolation
in form of
Pn(x) = A₁x" + A₂x-¹ +
+ An-12 + An.
iii) State the degree of interpolation polynomial obtained in (ii).
Transcribed Image Text:QUESTION 2 Given the following data: I y 7 -1 0 2 4 6 -20-10-8-4 40 172 286 -2 i) State what should be done to the data if Newton forward difference is used to obtain interpolation polynomial for the above data. ii) Hence, by using all relevant data, find the interpolation polynomial of the above data using Newton forward difference and express the interpolation in form of Pn(x) = A₁x" + A₂x-¹ + + An-12 + An. iii) State the degree of interpolation polynomial obtained in (ii).
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