14-240/Tutorial-November4

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Boris

Question 26 on Page 57 in Homework 5

Let and be a subspace of . Find .


There are several approaches to this problem.

Approach 1: Use Isomorphisms

Approach 2: Use the Rank-Nullity Theorem

Approach 3: Find a Basis by Decomposing the Polynomial

Approach 4: Find a Basis without Decomposing the Polynomial