- #1
emyt
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Homework Statement
"If x1, ... , xn are distinct numbers, find a polynomial function fi of degree n-1 which is 1 at xi and 0 at xj for j =/ i (not equal)."
Hint:
the any number of products with (x - xj) will be 0 at xj.
Homework Equations
The Attempt at a Solution
not sure what I should do, I don't think I even fully understand the question
thanks