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16.-Linear-Algebra-by-Kenneth-Hoffman
· Problem 4.3.1
Polynomials
Mathematics — Linear Algebra · lagrange-interpolation
Problem
Use the Lagrange interpolation formula to find a polynomial
f
f
f
with real coefficients such that
f
f
f
has degree
≤
3
\leq 3
≤
3
and
f
(
−
1
)
=
−
6
f(-1) = -6
f
(
−
1
)
=
−
6
,
f
(
0
)
=
2
f(0) = 2
f
(
0
)
=
2
,
f
(
1
)
=
−
2
f(1) = -2
f
(
1
)
=
−
2
,
f
(
2
)
=
6
f(2) = 6
f
(
2
)
=
6
.
Related theory
Polynomial Interpolation Newton And Lagrange
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