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.
Celsius to Fahrenheit converter
Is it an Armstrong number?
03 - Matrix Variables 5
Find the dimensions of a matrix
Sum of the Matrix Elements
03 - Matrix Variables 3
07 - Common functions and indexing 6
06 - Matrix Equations 3
05 - Vector Equations 1
06 - Matrix Equations 1
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