Make the following variable:
A 3x4 NaN (Not a Number) matrix
(Hint: use nan)
Test suite check will work for incorrect answers too :(
Given a 4x4 matrix, swap the two middle columns
Perfect Square or not
Find the dimensions of a matrix
04 - Scalar Equations 1
03 - Matrix Variables 6
07 - Common functions and indexing 1
05 - Vector Equations 3
07 - Common functions and indexing 5
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