“微信扫一扫”进入题库练习及模拟考试
计算：
\({(\sqrt 5 - \sqrt 2 )^2} + \sqrt {100} \times \sqrt {\frac{1}{5}} \times \sqrt 8 - \sqrt {30} \div \sqrt {\frac{4}{3}} \)．
参考答案：\(7 + \frac{{\sqrt {10} }}{2}\)
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