This chapter introduces students to the concept of limits and the derivative of a function, which can be quite abstract and challenging to grasp initially.

Dealing with complex numbers and solving quadratic equations can be tricky, especially when it comes to understanding the properties of complex numbers.

This chapter involves logical reasoning and can be challenging for students who are not familiar with this type of thinking.

Understanding the binomial theorem and its applications can be challenging, requiring a strong grasp of algebraic concepts.

This chapter involves the application of formulas and concepts related to permutations and combinations, which can be confusing for some students.