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).
Return the largest number that is adjacent to a zero
The Hitchhiker's Guide to MATLAB
Replacing a row
Multiply by 3
02 - Vector Variables 1
04 - Scalar Equations 3
07 - Common functions and indexing 2
02 - Vector Variables 4
03 - Matrix Variables 3
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