A genius? I just love studying.
Chapter 16 He can't do it
Chapter 16 He can't do it
Zhang Anguo had been standing outside the classroom for a while. After all, there were so many students gathered outside the mathematics competition team classroom, and he had been running for the position of coach of the mathematics competition team. He should come and take a look both morally and logically, and for both public and private reasons.
He saw everything that just happened in the classroom.
Based on his intuition as a math teacher, he felt that Chen Hui must have some real ability.
But he also understood that this was an opportunity!
An opportunity to overthrow An Chengzhang and take his place!
So he finally stood up.
"Teacher Zhang, what do you mean?"
Zhao Defeng frowned, his unhappiness written all over his face. It wasn't that he couldn't control his emotions, but being appropriately angry was also a way to achieve his goal.
Unfortunately, his behavior could scare the students, but it couldn't scare Zhang Anguo away.
"Of course, I want to see for the school whether this student is truly a math genius."
Zhang Anguo looked directly at Zhao Defeng. "Principal Zhao, don't forget the 'master=6' farce a while ago. If it happened to our No. 2 Middle School, it would have been a laughing stock. So, in matters like this, it's never too cautious."
Zhao Defeng fell silent.
Zhang Anguo persuaded him because the incident some time ago was too serious and had such a huge impact.
Perhaps even if the truth came to light, the protagonist of "主=6" still had some supporters online and was protected by defense towers, so he did not receive too much criticism.
But in the education and academic circles, everyone knows what is going on.
If they did something like this, they would definitely become a laughing stock in the circle.
Zhang Anguo is right. We should be more cautious about such matters.
I believe that true genius can stand the test.
"What do you want to see?" Zhao Defeng asked.
Zhang Anguo was confident, "Of course it's the questions."
“Sports talent may be buried, literary talent may be buried, but mathematical talent will not!”
After saying that, Zhang Anguo looked at Chen Hui and said, "Student Chen, I have a question here too. Do you dare to try it?"
"Come up with a question."
Chen Hui had no reason to hesitate, and the current situation did not allow him to refuse.
Chen Hui’s attitude made Zhang Anguo’s heart skip a beat, but the arrow was on the string and had to be shot.
Without wasting any words, he walked to the podium, picked up the chalk in his right hand, and used the chalk brush in his left hand to erase the original question and Chen Hui's answer on the blackboard, then he quickly wrote down his question on the blackboard.
【Let a, b, c be the three sides of a triangle. Prove that,
a^2b(ab)+b^2c(bc)+c^2a(ca)≥0, and indicate the conditions under which the equality is established. 】
The topic was short and Zhang Anguo finished it quickly.
As we all know, shorter math problems are often more difficult because shorter problems mean fewer known conditions.
In order to overthrow An Chengzhang, Zhang Anguo took the position of coach of the mathematics competition team and was willing to sacrifice his face. This question was already as difficult as a big question in the high school entrance examination, and it was impossible to solve this question with the knowledge in the textbook.
He believed that even if Chen Hui really had some ability, he would fail on this question because he had not received any competition training.
Seeing this question, An Chengzhang, who had been calm, changed his expression, and a hint of anger flashed in his eyes as he looked at Zhang Anguo.
He believed in Chen Hui's ability. Judging from his answer to the previous question, he was probably not much worse than Tan Junjie, the strongest player in the No. 2 Middle School Mathematics Competition Team. He must have mastered the knowledge in the textbook and could apply it with ease.
With Chen Hui's diligence, this is very possible.
However, Chen Hui has not received any special competition training, which can be seen from his solution to the previous problem.
The solution to this problem isn't even in the textbook! That's how math problems are: easy for those who know how to solve them, but difficult for those who don't.
This question is not that difficult for some students in the competition team, but for those outside the competition team, it would be difficult to solve it even if they rack their brains.
This is the insidious part of Zhang Anguo’s question.
If Chen Hui cannot solve this problem, but ordinary students in the mathematics competition team can do it, it naturally only means that Chen Hui's mathematics level is mediocre.
Then, if he was able to solve the problem that stumped everyone in the math team, he must have cheated.
After all, Zhao Defeng has not been engaged in front-line education work for a long time, so his reaction is still a little slow.
He was still looking at the questions carefully.
It was not until I noticed An Chengzhang's ugly expression that I realized something was wrong.
He naturally believed in An Chengzhang. If Chen Hui really had the ability, then there must be something wrong with this question?
This guy Zhang Anguo is playing dirty tricks on him!
Zhao Defeng, who has been in administration for many years, is very perceptive.
Unfortunately, it is too late to back down now. The questions have already been released. If he stops the test, it will only make them look guilty and arouse more suspicion.
But if he is not stopped and Chen Hui cannot solve this problem, doesn't that also mean that there is something fishy about the scholarship he is responsible for?
He could imagine what terrible public opinion would appear on the Internet tomorrow if he failed to handle this matter properly. He might even be more than just dismissed from his job.
In just a moment, Zhao Defeng was already standing on the edge of the cliff, with beads of sweat covering his forehead.
However, he found that he was helpless now.
He found that he could only pray that the little guy on the podium could solve this problem.
But God didn't seem to hear his prayers.
Chen Hui, standing on the podium, fell into deep thought. He had no idea how to solve this problem.
Mathematics is sometimes like a huge maze. Our predecessors constantly explore in the maze and then find paths to the truth, allowing future generations to follow the roads they paved to get closer to the truth.
Therefore, modern mathematics has been elevated to more than one level compared to that of decades ago, and has become a building hidden in the clouds.
But this building is the result of the efforts of countless mathematicians over thousands of years. If they did not know the achievements of their predecessors, even a genius like Gauss, the prince of mathematics, or Euler, who had brilliant ideas and kept writing, would not be able to reach the top of this building on their own.
Even if there were two of them plus the four heavenly kings, Fermat, Teller, Lagrange, and L'Hôpital, they could not do it.
Chen Hui's insight is indeed far beyond that of ordinary high school students, almost reaching the limit of high school students, but there are some problem-solving methods that you just don't know. Even if you are as smart as Gauss and Euler, it is difficult to come up with a solution out of nothing in a short time.
What's more, Chen Hui today is far from being as smart as Gao and Ou.
"Teacher Zhang is very considerate and didn't give any weird questions."
"It's just a token of my appreciation. Teacher Zhang is usually a very nice person."
Seeing the question, the members of the mathematics competition team began to whisper to each other. This question was indeed not difficult. They all had some ideas, but the calculation was a bit large and would take quite a while.
Some team members have even started calculating on scratch paper. The proof of inequalities is nothing more than the construction method. By constructing identities, dual expressions, functions, etc., the problem becomes more intuitive and simpler. Even junior high school students understand this principle.
"Huh? Why has he been thinking about it for so long and hasn't started writing yet?"
Only then did someone realize that Chen Hui was still standing on the podium in a daze.
Shouldn't he be calculating on the blackboard at this time?
The difficulty of this problem lies not in the idea, but in the calculation. It is impossible for anyone to solve this problem by mental arithmetic.
Chen Hui had been hanging on the blackboard for several minutes.
Therefore,
"He, can't he do it?"
(End of this chapter)
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