2x^2 + 7x + 3 ; you multiple each the terms in the first set or parentheses by the other
Answer: we can use the folowing polynomial.
P(x) = + +
you can see that P(x1) = y1
P(x2) = y2
P(x3) = y3
this is a Lagrange polynomial.
3 times 4 is 12. Tack 3 0's to get 12,000.