x
No Plagiarism!hEKWSWy6gXwBmG7NJI6tposted on PENANA 22/1/258964 copyright protection127PENANAQ3aIHbUlId 維尼
生病的第三天QwQ8964 copyright protection127PENANA4KS760ZWyp 維尼
(我打完這句就又覺得睏然後睡著了8964 copyright protection127PENANAaZJJPHynRl 維尼
不知道怎麼的,平時都沒什麼功課,但一到我生病的時候功課卻會一大堆(有點懷疑老師是故意的8964 copyright protection127PENANAUUVGwEkRdK 維尼
今天跟昨天還是蠻像的8964 copyright protection127PENANA4DVXK1ZMI2 維尼
睡覺x108964 copyright protection127PENANAS680dEBHOA 維尼
被施肥x18964 copyright protection127PENANAzBtIIfOCpw 維尼
被噴農藥x18964 copyright protection127PENANAS4MFwnwahW 維尼
睡覺x108964 copyright protection127PENANA7LzjGtvgN1 維尼
被施肥x18964 copyright protection127PENANAiT5Rr0zSJ6 維尼
被噴農藥x18964 copyright protection127PENANAYNPklT5ATx 維尼
睡覺x108964 copyright protection127PENANAivkIuPnbL2 維尼
每日數學:8964 copyright protection127PENANA0vX0RR536D 維尼
differentiate y = sin(x) from first principles8964 copyright protection127PENANAlksW3CfLDX 維尼
assume that lim h->0,sin(h)/h = 0,cos(h)-1/h = 18964 copyright protection127PENANA1JKjU1e3Zb 維尼
解:8964 copyright protection127PENANApA2xr5N9uE 維尼
y = f(x)8964 copyright protection127PENANAHN2SyY4obs 維尼
y’ =lim h->0 f(x + h) - f(x)/h8964 copyright protection127PENANA1OdyBvpkMX 維尼
= lim h->0 sin(x + h) - sin(x)/h8964 copyright protection127PENANAoqDZDHDJj2 維尼
=lim h->0 sin(x)cos(h) + sin(h)cos(x) - sin(x)/h8964 copyright protection127PENANAhgq4m3KryA 維尼
= lim h->0 sin(x)(cos(h) - 1)/h + cos(x)sin(h)/h8964 copyright protection127PENANAMb5M927y02 維尼
∵ assume that lim h->0,sin(h)/h = 0,cos(h)-1/h = 18964 copyright protection127PENANAG4sJ4f0lSW 維尼
y’ = 0sin(x) + 1cos(x)8964 copyright protection127PENANAVMoTcw9zCK 維尼
y’ = cos(x)8964 copyright protection127PENANA5L7T0OTFRF 維尼
明日數學:8964 copyright protection127PENANAptu8jpJ51M 維尼
1 + 2 + 3 + ⋯⋯ + 98 + 99 + 100 = ?8964 copyright protection127PENANAIlSqBGloGJ 維尼
*由於本人過於懶惰,為了讓自己除了吃跟睡以外能做點有用的事情,我決定每天都要在網上找一題有趣的數學題來做,歡迎各位留言或私訊我一些你覺得很有趣又或者不會做的題給我(高三或以下的應該都可以⋯⋯吧?)(功課也可以喔OuO)8964 copyright protection127PENANAKzVf5ms0S7 維尼
(解答會放在之後日記裡OuO8964 copyright protection127PENANA4bV50Px719 維尼
216.73.216.11
ns216.73.216.11da2