# Matlab Slices

1. Make a matrix called A whose first row comprises the numbers 1, 2, 3, ..., 10; whose second row comprises 1, 3, 5, ..., 19; and whose third row is all ones.
2. Let $$A_k$$ denote the $$3\times3$$ matrix whose first entry is $$A_{1,k}$$ and whose lower-right corner element is $$A_{3,k+2}$$, for $$k=1,2,\dots,8$$. Find $$A_3$$.
3. Let $$x[1,1,1]^T$$. What is $$A_5x?$$
4. What is $$x^TA_6$$?
5. What is the rank of A?

Assignment 7 is posted.

A solution to the test is available.

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