Nguyen Thi Thuy Nhung's Content
There have been 1 items by Nguyen Thi Thuy Nhung (Search limited from 25-05-2020)
$\sum \frac{a^2+b^2}{a^2+ab...in Bất đẳng thức và cực trịStarted by Nguyen Thi Thuy Nhung, 05-01-2016 |
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There have been 1 items by Nguyen Thi Thuy Nhung (Search limited from 25-05-2020)
$\sum \frac{a^2+b^2}{a^2+ab...in Bất đẳng thức và cực trịStarted by Nguyen Thi Thuy Nhung, 05-01-2016 |
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