2024年广东二模数学试卷及答案解析(数论压轴题深度解析)
大家好,今天小编来为大家解答2024年广东二模数学试卷及答案解析(数论压轴题深度解析)这个问题,很多人还不知道,现在让我们一起来看看吧!
只要关注我接下来提到的好问题并把它们说清楚即可。
八道多项选择题
问题1是关于复数的几何意义,还是需要掌握的。
第2题到第5题都是基础题,但第5题需要一点初中物理知识,可以利用两个相似点来解决。这是一个初中生就能解决的问题。
对于第6题,你不仅要看题,还要看选项才能知道如何构造函数——。这是一个好问题。
问题7的关键是选择合适的自变量。如果变量引入得好,计算起来并不困难。在平面图形题中求最大值的时候,大家要善于引入角度作为变量,这样会更有利于后续的计算。这是一个很好的测试题。
第8题是一道经典的测试题。通过内接球体,可以得到球体半径与圆台上下基圆半径的关系。最后,都可以用球体的半径来表示。这道题的关键还是要能画出剖面图。
总体来说,这次考试的选择题还是不错的。
三道多项选择题
请注意,第9 题是一个很好的问题,可以测试您对统计和概率的深入理解。答案是b d,但请仔细考虑选项d。这个选项并不严谨,这个问题的答案有些问题。想想在什么情况下——d选项仍然可以有等号。
第10题是一道基本三角函数题。注意不要读错问题。
第11题是抛物线距离的综合题。我之前也回答过类似的问题。这道题看起来和2022年的高考题很相似。 a和d两个选项一起看,其中a是小结论,c和d两个选项一起看,用c推导出d。这个问题的思考方式值得借鉴。像这样的选择题如果要灵活回答,就更容易得到高分。
三道填空题
第12题是一个基本问题。
对于问题13,如果它们共面,则获取最佳值。
第14题,按照题意画出轨迹即可。
本次试卷的选择题和填空题没有设置明显难度大、差异化程度高的试题,相对人性化。
五个大问题
第15题是关于圆锥曲线的问题。
第16题是一道三维几何题,采用传统几何方法和系统计算方法。难度和计算量都差不多。考试结束后,建议您重复这两种方法。
第17题的第一个问题是一个基本问题。第二个问题只要你熟悉比较价值和换人民币就不是一个困难的问题。最多只是一个常规的中档问题。
问题18是一个复杂的问题,也是本文最需要关注的问题。首先要明确的是,本题的核心是偶数列问题。观察是第一要务,然后我们可以根据要证明的结论进行逆推。
其中,第一题是求和与求差。以往山东卷子的选择题中也有类似的题目。第二题是直接根据第一题的结论计算出来的,需要一点计算,但没有脑力困难。问题3 的计算是问题2 的延续。
至于最后的第19个问题,我们一开始就说过可以完全忽略。对于普通考生来说太难了,忽略即可。
综上所述,我建议大家拿我们之前发的深圳、佛山二模试卷,进行模拟考试。比广东二模试卷更有价值。
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用户评论
Wow, I'm still reeling from the 2024 Guangdong math exam! That number theory question at the end was a real killer. I swear, it's like they want us to cry ourselves to sleep at night...
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I'm so done with these exams. Who comes up with these ridiculously hard questions? Can't they just make it a bit more accessible for us mere mortals? The number theory question was a nightmare!
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Just finished the exam and I'm still shaking. That number theory question was insane! I've never seen anything like it. Anyone else feel like they're going to have PTSD from this exam?
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I'm actually impressed by the exam setters this year. The number theory question was a great challenge, and I loved the thrill of trying to solve it. Bring on the next exam!
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Ugh, I'm so angry right now. I studied for months and still couldn't get that number theory question right. It's like they're trying to fail us on purpose...
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I'm not even going to sugarcoat it - that number theory question was a disaster waiting to happen. I'm just glad it's over and I can move on with my life...
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I'm still trying to wrap my head around that number theory question. It was like they took all the hardest concepts and mashed them together into one big mess...
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I have to admit, I was a bit intimidated by the number theory question at first, but once I started working on it, I realized it wasn't as bad as I thought. Still, it was a close call...
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Can someone please explain to me why we need to learn number theory in the first place? It's not like it's going to be useful in real life or anything...
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I'm so proud of myself for even attempting that number theory question. I may not have gotten it right, but at least I tried...
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I'm never going to forget this exam. That number theory question was a real wake-up call. Time to step up my studying game...
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I'm still fuming about that number theory question. It was so unfair to include something that hard on the exam...
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I'm actually kind of glad they included that number theory question. It made the exam more interesting, and I loved the challenge...
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I don't even know how to process what just happened. That number theory question was like a punch to the gut...
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I'm not going to lie, I was a bit disappointed by the exam. I was expecting something more challenging, but that number theory question was a nice surprise...
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That number theory question was a real curveball. I didn't expect it to be so hard, but I'm glad I got to experience it...
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I'm still trying to figure out how I'm going to recover from this exam. That number theory question was a real blow to my confidence...
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I'm so grateful for this exam. It was a real eye-opener, and that number theory question made me realize how much I still need to learn...
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I'm never going to take math for granted again. That number theory question was a harsh reminder of how much I still need to study...
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I'm still in shock from that number theory question. I've never seen anything like it. Did anyone else feel like they were in a math competition or something?
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I'm actually kind of excited to see the answers to that number theory question. I'm hoping to learn something new and improve my skills...
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