D) How do you know that T: P3> P2? (How do you know that the codomain is correct?) E) Find T(x + 2x? + x + 4) F) Find, if possible, a basis for ker(T), and state the nullity of T.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 39CT: The population P (in millions) of Texas from 2001 through 2014 can be approximated by the model...
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Question
D) How do you know that T: P3> P?? (How do you know that the codomain is correct?)
E) Find T(x³ + 2x² + x + 4)
F) Find, if possible, a basis for ker(T), and state the nullity of T.
Transcribed Image Text:D) How do you know that T: P3> P?? (How do you know that the codomain is correct?) E) Find T(x³ + 2x² + x + 4) F) Find, if possible, a basis for ker(T), and state the nullity of T.
Define T: P3> P2 via T(p(x)) =p'(x) – x p"(x).
Transcribed Image Text:Define T: P3> P2 via T(p(x)) =p'(x) – x p"(x).
Expert Solution
Step 1

Given, T(p(x))=p'(x)-xp"(x)

(D) p(x)P3p(x) is a polynomial at most of degree 3.

p'(x) is a polynomial at  most of degree 2 and xp"(x) is a plynomial at most of degree 2.

p'(x)-xp"(x) is of degree at most 2

Therefore, T(p(x))P2.

Hence, we can say given codomain is correct.

 

 

 

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