We Need To Talk About Calculus 2

The Math Sorcerer
9 Sept 202308:55
EducationalLearning
32 Likes 10 Comments

TLDRThe video discusses the common perception that Calculus 2 is the most challenging in the series, with the speaker sharing personal experiences and insights from teaching thousands of students. Two popular textbooks for learning calculus are mentioned: 'Calculus' by Larson and 'Calculus' by Stewart. The speaker attributes the difficulty of Calculus 2 to concepts such as volumes of revolution and infinite series, but encourages students to persevere as the subsequent courses become more manageable.

Takeaways
  • πŸ“š Calculus 2 is often considered the most challenging in the calculus sequence, including by the speaker who has taught thousands of students.
  • πŸ₯‡ The speaker's favorite calculus class was Calculus 2, particularly enjoying the infinite series section.
  • πŸ“– Two recommended textbooks for learning calculus are 'Calculus' by Larson and 'Calculus' by Stewart.
  • 🌐 Used copies of textbooks can be found affordably, and links to these books are provided in the video description.
  • πŸ—οΈ Larson's book is comprehensive, covering content for Calculus 1, 2, and 3, and is recommended for its wealth of information.
  • 🎭 The speaker used Larson's book for teaching and Stuart's book when learning as a student, noting differences in exercise difficulty.
  • πŸ’‘ The difficulty of Calculus 2 may stem from concepts like volumes of revolution (disk and shell methods) and infinite series.
  • 🌟 The speaker's experience shows that struggling with Calculus 2 doesn't mean a student won't succeed in later math courses.
  • πŸ“Ή The speaker offers online courses on Udemy for learning Calculus 2, which may cover more content than traditional college courses.
  • πŸ€” The speaker ponders why Calculus 2 is particularly hard, considering it uses the same textbooks as other calculus classes.
  • πŸš€ Overcoming the challenges of Calculus 2 leads to easier courses, and the speaker encourages viewers to persevere through it.
Q & A
  • Why is Calculus 2 considered the hardest in the sequence of Calculus classes?

    -Calculus 2 is considered the hardest due to the complexity of the concepts and the difficulty students face in grasping topics such as infinite series and methods of finding volumes of solids, like the disc and shell method.

  • What are the two books mentioned for learning Calculus, and which one did the speaker use for teaching?

    -The two books mentioned are 'Calculus' by Larson and 'Calculus: Early Transcendentals' by James Stewart. The speaker used the Larson book for teaching Calculus 2 for years.

  • What advice does the speaker give about purchasing used copies of textbooks?

    -The speaker suggests looking for used copies in online listings as they can be significantly cheaper than new editions, and this can save a lot of money.

  • How does the speaker describe the difference between Larson's and Stewart's Calculus books?

    -The speaker describes Larson's book as solid and comprehensive, while Stewart's book is considered more challenging with a variety of exercises. Both are deemed great for learning Calculus.

  • What specific topic within Calculus 2 did the speaker find most difficult?

    -The speaker found the disc and shell method for finding volumes of solids of revolution to be the most challenging topic in Calculus 2.

  • What was the speaker's experience with a student who barely passed Calculus 2 but excelled in later classes?

    -The speaker initially thought the student would struggle with future math classes after barely passing Calculus 2. However, this student went on to get an A in Calculus 3 with a different teacher and also excelled in the speaker's differential equations class, showing improvement over time.

  • What is the speaker's perspective on the difficulty of Calculus 2 in comparison to other Calculus classes?

    -The speaker believes that Calculus 2 is the hardest of the three main Calculus classes due to the exponential increase in difficulty compared to Calculus 1, but notes that once a student gets through it, the subsequent classes get easier.

  • What resources does the speaker recommend for learning Calculus 2?

    -The speaker recommends their own courses on the Udeny website, accessible through their website mathsorcerer.com, which cover extensive content including topics that might not be covered in a typical college course due to time constraints.

  • How does the speaker describe the nature of the challenges in Calculus 2?

    -The speaker describes the challenges in Calculus 2 as stemming from the nature of the topics covered, such as infinite series and the methods for finding volumes of solids, which require a deeper understanding and application of calculus concepts.

  • What does the speaker suggest as a strategy for students struggling with Calculus 2?

    -The speaker suggests that students should persevere through the challenges of Calculus 2, as the difficulty may be due to the specific time in their life or other distractions, and that success in later classes is possible with continued effort.

  • What is the speaker's final message to students about the difficulty of Calculus 2?

    -The speaker encourages students to understand that while Calculus 2 is challenging, it is a hurdle that can be overcome, and once passed, the subsequent courses will be less daunting.

Outlines
00:00
πŸ“š The Challenge of Calculus 2

This paragraph discusses the reputation of Calculus 2 as the most difficult in the calculus sequence. The speaker shares personal experiences teaching and learning from two popular calculus textbooks: 'Calculus by Larson' and 'Calculus by Stewart'. The speaker emphasizes the importance of having a comprehensive calculus book for reference and learning, and also mentions the struggles students typically face with Calculus 2, particularly with concepts like infinite series and disc and shell methods.

05:00
🌟 Overcoming the Hardships of Calculus 2

The speaker shares insights on the difficulty of Calculus 2, highlighting the contrasting experiences students may have with the subject. The narrative includes a personal anecdote about a student who initially struggled with Calculus 2 but excelled in subsequent math courses. The speaker also promotes their own online courses for learning Calculus 2 and encourages students to persevere through the challenges of the subject, assuring that the difficulty often lessens after mastering this level.

Mindmap
Keywords
πŸ’‘Calculus 2
Calculus 2 is an advanced level mathematics course that is part of the calculus sequence, typically following Calculus 1. It is often considered the most challenging of the three due to its complex concepts and the depth of understanding required. In the video, the speaker shares their personal experience and the general consensus that Calculus 2 is the hardest among the calculus classes.
πŸ’‘Infinite Series
Infinite Series is a mathematical concept where the sum of an infinite sequence of numbers is considered. It is a topic in Calculus 2 that the speaker particularly enjoyed due to the intriguing mini-proofs and convergence tests involved. The topic is central to understanding the deeper aspects of the course and is a point of struggle for some students.
πŸ’‘Solid of Revolution
Solid of Revolution refers to the process of creating a three-dimensional shape by rotating a two-dimensional region around an axis. This concept is introduced in Calculus 2 and involves using calculus to find the volume of such shapes. The speaker mentions the difficulty students experience in understanding and applying this technique.
πŸ’‘Disc and Shell Method
The disc and shell method is a technique used in calculus to calculate the volume of a solid of revolution. It involves breaking the solid into thin disks or shells and summing their volumes. This concept is mentioned as particularly challenging for students in Calculus 2, indicating the complexity of the course material.
πŸ’‘James Stewart
James Stewart was a Canadian mathematician and author, known for his widely used calculus textbook. His book on calculus is considered one of the most popular worldwide and is used by the speaker when they were a student. Stewart's book is noted for its challenging exercises and comprehensive coverage of calculus topics.
πŸ’‘Larson's Calculus
Larson's Calculus is a comprehensive textbook by authors including Ron Larson, used for teaching calculus at various levels. The speaker used this book for teaching Calculus 2 for years and recommends it for its thorough content, covering calculus from basic to advanced topics. It is noted for being a solid choice for learning calculus.
πŸ’‘Online Courses
Online courses are digital learning platforms that provide educational content on various subjects, including calculus. The speaker mentions their own online courses on the Udemy platform and their website, which offer a more comprehensive learning experience compared to traditional classroom settings. These courses allow students to learn at their own pace and cover a broader range of topics.
πŸ’‘Multi-variable Calculus
Multi-variable Calculus is a branch of calculus that deals with functions of multiple variables, as opposed to single-variable calculus. It is typically covered in Calculus 3 and involves more complex concepts such as partial derivatives, multiple integrals, and vector fields. The speaker mentions that they find multi-variable calculus more challenging than Calculus 2, especially with topics like Stokes' and Green's theorems.
πŸ’‘Stokes' Theorem
Stokes' Theorem is a fundamental result in vector calculus that relates the integral of a differential form over a surface to the integral of its differential over the boundary of the surface. It is a concept that is part of multi-variable calculus and is considered more advanced and challenging. The speaker mentions it as one of the difficult topics in Calculus 3.
πŸ’‘Green's Theorem
Green's Theorem is a key result in plane vector calculus that relates the integral of a differential form over a two-dimensional region to the integral of its normal component along the boundary of the region. It is used to calculate line integrals around closed contours and is part of the more advanced topics in Calculus 3. The speaker notes that it takes a while to reach this topic due to time constraints in the classroom.
πŸ’‘Patreon
Patreon is a membership platform that allows creators to receive financial support from their fans or patrons, in exchange for exclusive content and perks. The speaker mentions their Patreon page, the Math Sorcerer, as a way for viewers to support their content creation and access additional resources.
Highlights

Calculus 2 is often considered the hardest in the series.

The speaker personally enjoyed Calculus 2 and found it to be their favorite.

Infinite series was the aspect of Calculus 2 that the speaker loved the most.

Disc and shell methods in Calculus 2 are particularly challenging for many students.

Calculus 2 can be difficult due to the nature of infinite series and the various convergence tests.

The speaker has taught thousands of students and found that Calculus 2 is the hardest based on their struggles.

The book "Calculus" by Larson is recommended for learning Calculus 2, as it is comprehensive and widely used by the speaker.

The book "Calculus" by Stuart is also recommended, known for its challenging exercises and popularity.

The speaker suggests looking for used copies of textbooks to save money.

After struggling with Calculus 2, students often find that subsequent math courses become easier.

The speaker's experience with a student who initially struggled but excelled in later math courses illustrates that perseverance pays off.

Online courses can provide a more comprehensive learning experience than traditional classroom settings due to time constraints.

The speaker offers online courses on Calculus 2 on the Udemy platform through their website mathsorcerer.com.

The speaker encourages students to reflect on why they find Calculus 2 difficult and to share their thoughts.

The complexity of multi-variable calculus, including topics like Stokes' and Green's theorem, is briefly discussed as being challenging.

Transcripts
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