Question: Error in MapleGraded Code?

This should be astonishingly simple as a MapleGraded question but it stubbornly refuses to agree with me.  Everything is marked incorrect ... one wishes for some feedback from MapleTA as to what is going on.

Student enters a vector.  The goal is to have the dot product with <5,3,1> to be whatever value is chosen for $p, which is in the $ANSWER field:


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