√(5+2√6)+√(7-4√3)-√(6-4√2)
√(√2+√3)的平方+√(2-√3)的平方-√(2-√2)的平方
= √2+√3+2-√3-2+√2
=2√2
√(5+2√6)+√(7-4√3)-√(6-4√2) 这题怎么化简?
√(5+2√6)+√(7-4√3)-√(6-4√2) 这题怎么化简?
数学人气：396 ℃时间：2020-08-15 13:40:44
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