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![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
Giúp mình vs ạ .
[imath]A = \dfrac{3 + \sqrt{5}}{2\sqrt{2} + \sqrt{3 + \sqrt{5}}} + \dfrac{3 - \sqrt{5}}{2\sqrt{2} - \sqrt{3 - \sqrt{5}}}[/imath]
[imath]B = \sqrt{0.25\sqrt{961} + 4\sqrt{10} + \sqrt{15} + \sqrt{6}}[/imath]
[imath]A = \dfrac{3 + \sqrt{5}}{2\sqrt{2} + \sqrt{3 + \sqrt{5}}} + \dfrac{3 - \sqrt{5}}{2\sqrt{2} - \sqrt{3 - \sqrt{5}}}[/imath]
[imath]B = \sqrt{0.25\sqrt{961} + 4\sqrt{10} + \sqrt{15} + \sqrt{6}}[/imath]
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