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| how to grasp the standard. Write two words; zxczxvca | |
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| Tweet Topic Started: Aug 8 2017, 09:18 PM (109 Views) | |
| czfgege | Aug 8 2017, 09:18 PM Post #1 |
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ve you a very metamorphosis of the infinite series, it is difficult to see, with the root number, with a logarithm, and then asked: whether there is a M, making this series All items are less than or equal to this M. If this number exists, please find it out; if it does not exist, please explain the reasons. This is the national college entrance examination questions the last big question, 14 points, no view can still get 7,8 points. First say that this number exists, it must exist, if there is no number, how to grasp the standard. Write two words: there, 3 points to get, this is the standard of college entrance examination. Want to get 7 points is also very easy, how was it? The students Shoes Outlet think about an infinite number of columns, if all of its items are less than or equal to a constant M, you say that the number is increasing or decreasing? Nike Air Shox Womens Definitely diminishing. Note: all items less than or equal to that constant M, is not equivalent Basketball Shoes to the largest item is less than equal to that constant M. What Light Up Shoes is the largest item in the descending order? First item. OK, 7 points got it. This is a lot of questions. It is also possible to prove that the number is diminishing. To prove a series of declining pass law, college entrance examination method, dilute the special skills, but with a strange way out of the certainly not the college entrance examination questions hope that the method. No matter what method, as long as the solution, and certainly to the points. Students do not think about training when looking for some crooked way, bizarre way, that does not meet the college entrance examination of the road, or the pursuit of common law. To prove that a series is Nike Air Jordan Mens a decreasing number of columns, it is commonly used method is to prove an + 1an <0, you do not look an very complex, but you then an an + 1, two back one by one, the main force of the whole fire , There are few survivors, but be sure to note that the remaining one or two you tinker with it, call it less than 0, can not get less than 0, how do? Say more nonsense, |
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8:44 AM Jul 11