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订阅【changhsumath666】不是 changhsumath!一起创造首个 P 站排名前十的华人频道!【张旭版妹微积分】板妹 instagram:angelakuo0504

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2 years ago
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148 Videos 8.1K Subscribers
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  • 張旭
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All Comments (7)

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1 year ago
30s能看出来答案的题楞是水了十分钟。f(0)=0,所以b=0; f'(0)=2,得到a=2。
1 year ago
导不出来了
1 year ago
我尼玛
1 year ago
讲的还挺好,挺不错的
1 year ago
great video!
1 year ago
Too late pro, Learn dat Pornish langauges and run
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