Which part of high school mathematics is more difficult? Which part is more important?
Generally speaking, in Guangdong, the function of 19 series 20 conic curve 2 1 will be more difficult. For students who want to take the test above 120, many types of principles and functions of sequence and conic curve are very important, such as the definition domain of function, the derivative of function and the monotonous interval of function. For students who want to get a score of 100,