# Parker Glynn-Adey

## Q8(b) from 2014 Final Winter

Posted in Math by pgadey on 2016/04/07

Exercise 8b Assume ${A}$ is an ${n \times n}$ matrix with ${n \geq 3}$ and has the property that each entry in the first row equals the sum of the ${n-1}$ entries in the column below it. Prove that ${\det(A) = 0}$.

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## Question 4 and Question 6

Posted in Uncategorized by pgadey on 2016/02/12

These questions kept coming up during my MAT A33 office hours. The notes below are an extended set of hints for these questions.

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