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Un article trouvé pour ce sujet.
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An inequality |
2014-01-25 |
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LANELL pose la question :
this is a problem to solve: 1/3 + 2/7 >=x/21 -- part of the answer is (-oo)
not exactly that similar--it is on a calculator as a symbol- sure you know what it is I am talking about- the x will be a number
Penny Nom lui répond. |
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