I have some difficulty understanding a step in the following solved problem on lagrange interpolating polynomials:
So, in the 5th line of the working, how did they go from 1/2 to 4, and from 1/6 to 6? How did they change those?
I have some difficulty understanding a step in the following solved problem on lagrange interpolating polynomials:
So, in the 5th line of the working, how did they go from 1/2 to 4, and from 1/6 to 6? How did they change those?