Make the following variable:
A 3x4 NaN (Not a Number) matrix
(Hint: use nan)
Test suite check will work for incorrect answers too :(
Remove any row in which a NaN appears
Remove all the words that end with "ain"
Word Counting and Indexing
Create a Matrix of Zeros
06 - Matrix Equations 3
07 - Common functions and indexing 4
06 - Matrix Equations 1
02 - Vector Variables 1
03 - Matrix Variables 3
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