Mathematical multiple-choice questions 1 How to answer and exclude:
The elimination method is to know that you will definitely not choose this option according to the problem and related knowledge, so only the correct option is left. If you can't get the right options right away, you still have to meet your own needs and improve the accuracy of solving problems. Note that eliminating this method is still a good way to solve this big trouble, and it is also a common way to solve the choice problem.
2, the special value method:
That is to say, according to the conditions in the topic, the key to choose this unique way and know them is to measure the content of the eardrum. When you answer questions like this, you still have to see that these methods have many requirements before you can make a good calculation.
3, through speculation and measurement, you can get direct observation or results:
In recent years, people often use this method to explore the regularity of problems in college entrance examination questions. The main method to solve this kind of problem is to adopt incomplete classification, which can be solved by experiment, guess, trial and error verification and summary.
Matters needing attention in mathematics answering in college entrance examination The situation of mathematics is more complicated. Some senior three students' math scores fluctuated greatly because they encountered a difficult problem during the exam and accidentally got stuck in it and didn't want to come out. This will easily affect the quality of the answers behind, and even make simple questions wrong.
Students need to remember: when the real college entrance examination, don't think about finishing the math paper, but think about getting the topic right!