All four sets of papers have good features. Take the first set of the sixth question for a comprehensive examination to examine the convergence and divergence of staggered series. This topic examines three methods of staggered sequence. Li Si really put a lot of thought into writing the topic. Li Si reduced the amount of calculation but added more thinking questions. Generally speaking, it is a little more novel and differentiated than Li Liu's problem.

brief Introduction of the content

This book is written in strict accordance with the requirements of the new mathematics syllabus for postgraduate entrance examination. It is a book carefully polished by teacher Li Lin with 20 years' experience in mathematics teaching for postgraduate entrance examination. Contains 6 sets of test papers, reference answers and detailed analysis.

Standard propositions, strong sense of truth and detailed answers can help candidates find problems in time, eliminate blind spots and adjust the review direction. It is a necessary book for candidates to check and fill gaps and test the analysis effect in the sprint stage.

This book, together with the four volumes of lin li's 20 19 Postgraduate Entrance Examination Mathematics Series "Middle Level Prediction (Mathematics II)", is called a two-piece set before the exam. This book is suitable for candidates who want to take the second math exam in the National Graduate Admissions Teacher Center.