7. Let V be the R-vector space of 2 × 2 matrices with entries in R: v-{: ]anden}. a |a, b, c, d e R. V = |c d Show that the set of traceless (i.e. the sum of the diagonal entries is zero) matrices is a vector subspace of V.

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ISBN:9780470458365
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Please solve this question with a good explanation. It is Linear Algebra question.

7. Let V be the R-vector space of 2 × 2 matrices with entries in R:
v-{: ]anden}.
a |a, b, c, d e R.
V =
|c d
Show that the set of traceless (i.e. the sum of the diagonal entries is
zero) matrices is a vector subspace of V.
Transcribed Image Text:7. Let V be the R-vector space of 2 × 2 matrices with entries in R: v-{: ]anden}. a |a, b, c, d e R. V = |c d Show that the set of traceless (i.e. the sum of the diagonal entries is zero) matrices is a vector subspace of V.
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