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Question: grab term under the radical in an expression

Question:grab term under the radical in an expression

jrive 160 Maple
radical subexpression
November 15 2020
0

I need to use the fact that the expression under the radical in a larger expression is >0.

How do I programmaticaly "grab" the radical term to include it in an equation such as for example:

eq1:= b^2-4 a c>0

where lhs term would have come from a previous derivation or solution ?

Thank you...
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