21. Question In this question, we will represent each polynomial in P₂(x) by a vector in R³ via the identification ao + a₁x + a₂x² → ao a1 a2 Let T: P₂(x) →→ P₂(x) be the linear transformation defined by T(p(x)) = p(x − 2). (a) Using the above identification, determine the standard matrix for T. (b) Is T injective? Is T surjective? (c) Find the polynomial p = P₂(x) such that p(x − 2) = 1 + 2x + 3x².

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
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Chapter6: Vector Spaces
Section6.5: The Kernel And Range Of A Linear Transformation
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21. Question In this question, we will represent each polynomial in P₂(x) by a vector in R³ via the
identification
2
ao + a₁x + a₂x² →
ao
α1
a2
→→→ P₂(x) be the linear transformation defined by T(p(x)) = p(x − 2).
2
Let T: P₂(x
2
(a) Using the above identification, determine the standard matrix for T.
(b) Is T injective? Is T surjective?
(c) Find the polynomial p = P₂(x) such that p(x - 2) = 1 + 2x + 3x².
Transcribed Image Text:21. Question In this question, we will represent each polynomial in P₂(x) by a vector in R³ via the identification 2 ao + a₁x + a₂x² → ao α1 a2 →→→ P₂(x) be the linear transformation defined by T(p(x)) = p(x − 2). 2 Let T: P₂(x 2 (a) Using the above identification, determine the standard matrix for T. (b) Is T injective? Is T surjective? (c) Find the polynomial p = P₂(x) such that p(x - 2) = 1 + 2x + 3x².
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