The temperature of a point 
in the plane is given by the expression 
. What is the temperature of the coldest point in the plane?
+33666 This question was answered here: http://web2.0calc.com/questions/the-temperature-of-a-point-nbsp-nbsp-in-the-plane-is-given-by-the-expression-nbsp-what-is-the-temperature-of-the-coldest-point-in-the-pla
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