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01.等差数列的公式与性质.mp4 | 2024-05-13 03:49:14 | 43.65 MB | |
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02.从函数观点看等差数列.mp4 | 2024-05-13 03:49:14 | 41.56 MB | |
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03.等比数列的公式与性质.mp4 | 2024-05-13 03:49:14 | 46.33 MB | |
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04.从函数观点看等比数列.mp4 | 2024-05-13 03:49:14 | 33.95 MB | |
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05.累加法和累乘法求an.mp4 | 2024-05-13 03:49:14 | 36.79 MB | |
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06.构造法求an.mp4 | 2024-05-13 03:49:14 | 35.97 MB | |
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07.根据Sn求an-上.mp4 | 2024-05-13 03:49:14 | 47.42 MB | |
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08.根据Sn求an-下.mp4 | 2024-05-13 03:49:14 | 39.82 MB | |
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09.错位相减法.mp4 | 2024-05-13 03:49:14 | 38.49 MB | |
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10.裂项相消法.mp4 | 2024-05-13 03:49:14 | 44.37 MB | |
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11.绝对值求和与分组求和.mp4 | 2024-05-13 03:49:14 | 42.9 MB | |
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12.奇偶项求和.mp4 | 2024-05-13 03:49:14 | 42.09 MB |