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二次根式的混合运算是二次根式的主要内容,有关的概念和性质都是为二次根式的化简与运算准备的,只有切实掌握常用解法和一些技巧,才能迅速、准确地求解.下面举例说明一些常用的解法与技巧.
The second root of the hybrid operation is the root of the main content of the second root, the concept and nature of the relevant for the second radical simplification and computing prepared, and only master the common solution and some skills in order to quickly and accurately solve. Give some examples of commonly used solutions and techniques.