14-Lagrange Interpolation – Degree 1, 2, and 3 | Approximate f(8.4)- MA 301- Numerical Methods

Download the Notes Here
https://drive.google.com/file/d/1C3sr...

In this video, we prepare to approximate f(8.4) using:

Linear interpolation (degree 1)

Quadratic interpolation (degree 2)

Cubic interpolation (degree 3)

Given data:

f(8.1) = 16.94410

f(8.3) = 17.56492

f(8.6) = 18.50515

f(8.7) = 18.82091

What I cover in this video:
✅ How to choose the correct data points
✅ General Lagrange formula
✅ Shortcut version
✅ Structure of degree 1, 2, and 3 interpolation