Answer to Question #94022 in Quantitative Methods for Joshua

Question #94022
1.The interpolating polynomial of degree \\(\\leq n\\)with the nodes\\(x_{0}, x_{1},\\cdots, x_{n}\\) can be written as
a.\\( f[x_{i}] = f(x_{i})\\)
b.\\( f[x_{i}] + f(x^i)=1\\)
c.\\( f[x_{i}] - f(x_{i}=0)\\)
d.\\( f[x_{i}] +f(x_{i}=0)\\)

2. A matrix in which all the non-diagonal elements vanish is called ___________ matrix.
a.diagonal
b.vanishing
c.non-diagonal
d.non-vanishing
1
Expert's answer
2019-09-12T09:23:43-0400

1) a: "f[x_{i}]=f(x_{i})"

2) a: diagonal


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