Tìm $m$ để hàm $y=\frac{1}{\sqrt{-x^2+4x-2m}}$ xác định $\forall x\in [\frac{1}{3}; \frac{5}{2}]$
$y=\frac{1}{\sqrt{-x^2+4x-2m}}$
Started By Issac Newton, 08-03-2013 - 19:58
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Posted 08-03-2013 - 19:58
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