Special topic on mathematical derivatives of butterfly variation

First of all, Butterfly's supplementary book systematically introduces the derivative articles of the finale of the college entrance examination, which conforms to the test sites of the college entrance examination, and classifies the derivative questions in detail. Starting from the root of the question, through analysis, guide students to understand our thinking method step by step, so as to draw inferences from others and let candidates better master the derivative part on the basis of being familiar with the common questions in the college entrance examination. The derivative content of Butterfly Change is from easy to difficult, from shallow to deep, which is very helpful for friends with poor derivative foundation to improve the performance of the derivative part.

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That math thing

This textbook is recommended to students with good grades. For students with good foundation, it is a bit of a waste of time to brush basic questions. If you want to get high marks or even full marks in math, you have to spend your time solving difficult problems. Then, this book is very suitable. This book is mainly about the research and analysis of various mathematical problems. There are many students in our class who love mathematics, so if you want to learn mathematics, it is right to choose this one.