May 30, 2023
5 min read
SMO Junior一轮考试已经结束了。首先从难度上来讲，比起近5年真题要略难一些，重点依旧是代数和几何，不过出现了往年在Junior组中不会涉及到的知识点：对数、二次函数图像与系数判断的题目。尤其是“对数”运算属于高年级才会接触的内容，一般要在senior组与open组中出现。
先附上关于“对数”知识的补充：
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掌握这个知识后，对数这题就是根据“三角形三边关系”列不等式即可。
先给大家把这次考试真题与答案附上，稍后会在这篇帖子中陆续更新试题分析，与题目讲解。
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