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07/08/2020 20:52:36

1. 6-√6/√6-1 + 6+√6/√6


Tính 

1. 6-√6/√6-1 + 6+√6/√6
2. 2- √ 2/1- √ 2 +√ 2- √6 / √ 3-1
3. √15- √ 12 /√ 5-2 + 6+2 √ 6 /√ 3+ căn 2
4.√ 160- √ 80 /√ 8- √ 2 - √ 40 -√ 15 / 2 √ 2-√ 3

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