Prove or disprove: If P4 is the vector space of polynomials of degree 4 or less, then the set of all even degree polynomials in P4 form a subspace of P4.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Vector Spaces
Section4.3: Subspaces Of Vector Spaces
Problem 45E: Consider the vector spaces P0,P1,P2,...,Pn where Pk is the set of all polynomials of degree less...
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Prove or disprove: If P4 is the vector space of polynomials of degree 4 or less, then the set of all even degree

polynomials in P4 form a subspace of P4.

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