Sigh! There should really be some quality control on Cody, to save us from stupid problems like this...
The third element of aVec in the the image contained within your problem description does not match the third element of aVec used in the test suite.
Create a two dimensional zero matrix
Determine the square root
Area of a circle
06 - Matrix Equations 3
05 - Vector Equations 1
02 - Vector Variables 3
01 - Scalar variables
07 - Common functions and indexing 3
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