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What is Q minus P?

 

 Dec 21, 2019
 #1
avatar+11146 
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Do jou need the red area?

 Dec 21, 2019
 #2
avatar+176 
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You mix apples and oranges.

You cannot subtract area from a line!

 Dec 21, 2019
 #3
avatar+11146 
0

I once calculated the red area. I hope that was your question.

laugh ???

 Dec 22, 2019

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