攞咗兩條地獄級難度Pure Math題目去試。
我自己數學唔好,評價唔到佢答題能力,只可以對住marking scheme睇吓似唔似樣。
等數學勁嘅巴打評價吓o1解題能力。
AL Pure Math 1987 Paper 1 Q4 (combinatorics)
我睇marking scheme好似淨係答啱part (a)
https://poe.com/s/pkCP3KkyaZX1QNW2nYAd
AL Pure Math 2005 Paper 2 Q7 (curve sketching)
去到part (b)都冇咩問題,做到x > 0, -3< x < -2兩個cases,但好似冇做到x <= 3依個case?
part (c)將relative minimum point (-8/3,8)錯誤當咗係relative maximum point。
part (d)答啱vertical asymptote, horizontal asymptote, 至於oblique asymptote差少少,答案係y = -2x + 1,但係佢漏咗+1
part (e)雖然佢冇真係畫一幅graph,但係描述咗幅graph,除咗part (d) oblique asymptote差少少之外,應該係啱嘅。
https://poe.com/s/2de70aZLcBj900bD5kid