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This afternoon, I defeated myself with a simple logarithm formula. .

2010-03-30View Original

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In the exam for re-registering as a chemical engineer, there was a question whose simplification led to Ln2 + Ln3 = Ln6... When I saw the answer, I was completely confused. . . How could there be such a formula? ? ? I had always suspected it; it took me a long time to verify before I admitted it. I realized that I had really regressed – formulas that used to be so familiar and simple to me are now something I can no longer remember. . . It’s time to refuel~~~~
Reply #22010-03-30
Hehe, that’s such a fast forgetfulness!
Reply #32010-03-31
I asked my colleagues around me, and everyone said the same thing—right? ? Not quite sure. . . It seems it’s not just me who has forgotten. Keep it up and make up for the missed lessons~~
Reply #42010-03-31
I’ve forgotten things rather too completely. I consider my memory to be already extremely poor – I forget many things right after remembering them the day before. But you’re even worse; it’s no different from multiplying powers with the same base, where the exponents are added together (in reverse). As for derivatives and calculus, I’ve completely forgotten everything about them
Reply #52010-03-31
Advanced mathematics is something that one must study; it has many applications, both in exams and in everyday life
Reply #62010-03-31
That’s interesting. I was also a bit surprised when I read that part just now. But it’s okay; keep it up, LZ!
Reply #72010-03-31
Yes, I completely agree. The basic courses in university are gradually forgotten; how could they not be, when they are meant to be applied in actual work? . .
Reply #82010-03-31
Hehe, keep it up! I’m only starting to study advanced math too!
Reply #92010-03-31
Only when looking at the entrance exam requirements do I realize that I didn’t learn much properly in college; I’m so regretful

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