I 'm very tired We had a Maths test at It was very I studied a lot yesterday， and stayed up very I didn't get enough sleep so I didn't feel very well this But I still think I did a good job in the I hope so-I studied so hard! I am a little nervous about my 希望对你有帮助!!!
Hi ， Nancy ! I am a middle school student ， too I hear that you have some difficulty with your I would like to give you some First you should think over the Then do as many exercises as you can When you have any problems ，you can talk with your classmates or your If you can take these suggestions， you can make progress I hope that you can do it
Mathematics plays an important role in the development of human civilization， mathematics has driven significant scientific and technological But in history， limited to the technical conditions， on the basis of mathematical reasoning and projections foresee as can be achievedafter many years， often to Mathematics brings to human life and production benefit easily To enter in twentieth Century，especially after the middle of the twentieth Century， the development of science and technology to this step: between the number of theoryresearch and practical application of the time difference has been greatly reduced， especially at present， with the popularization of computerapplication， information digitization and information channel of large scalenetwork， on the basis of creating mathematics made has been reachedcan be instant， immediate implementation of test A mathematicaltechnique is a most widely used， the most direct， the most timely， most creative and important practical technology， great changes inmathematics and science and technology progress in twentieth Centurythe progress of science and technology brings to human production and life is indeed
