3. Let V = P3(Q) be a vector space of polynomials with coefficients in Q and variable x of degree at most 3. Let $ :V → Q is defined by ø(p(x)) = | ťp(t)dt (a) Prove that o is in the dual space of V. (b) Express ø as a linear combination of the dual basis.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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3. Let V = P3(Q) be a vector space of polynomials with coefficients in Q and variable x of degree
at most 3. Let
$ : V → Q is defined by ø(p(x)) = | *p(t)dt
(a) Prove that ø is in the dual space of V.
(b) Express ø as a linear combination of the dual basis.
Transcribed Image Text:3. Let V = P3(Q) be a vector space of polynomials with coefficients in Q and variable x of degree at most 3. Let $ : V → Q is defined by ø(p(x)) = | *p(t)dt (a) Prove that ø is in the dual space of V. (b) Express ø as a linear combination of the dual basis.
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