Make fMat be a 5x3 matrix of random integers with values from -3 to 3
(Hint: use randi)
Test for randomness could be tightened (cf. Solution 1490988).
Back to basics 8 - Matrix Diagonals
Cell Counting: How Many Draws?
Basic arrays operations.
convert matrix to single column
04 - Scalar Equations 3
07 - Common functions and indexing 2
07 - Common functions and indexing 5
04 - Scalar Equations 1
06 - Matrix Equations 3
05 - Vector Equations 3
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