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?
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Originally Posted by demode 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? In we have so etc.
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