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初中数学七年级下册(573题)



对任意两个实数\(a\),\(b\)定义两种运算:\(a⊕b=\left \{ \begin{array}{*{20}{l}} {a\left ( {若a⩾b} \right )} \ {b(若a<b)} \end{array} \right .\),\(a \otimes b = \left\{ {\begin{array}{*{20}{l}} {b\left( {若a⩾b} \right)} \ {a(若a < b)} \end{array}} \right.\),并且定义运算顺序仍然是先做括号内的,例如\(( - 2)\)⊕\(3 = 3\),\(( - 2) \otimes 3 = - 2\),\((( - 2)\)⊕\(3) \otimes 2 = 2\),那么\((\sqrt 5 \)⊕\(2) \otimes \sqrt[3]{{27}}\)等于___.



知识点:第六章 实数


参考答案:\(\sqrt 5 \)

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