SOLUTION: What does the - and + mean in {{{�sqrt1.44}}}

Question 655418: What does the - and + mean in AMP Parsing Error of [�sqrt1.44]: Invalid expression '�sqrt1.44': syntax error at /home/ichudov/project_locations/algebra.com/templates/Algebra/Expression.pm line 203. .
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
it means you'll have TWO values:
"plus the "
and
"minus the "
.
= 1.2
.
so, your answers are
+1.2 AND -1.2

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