Calculus 3 Lesson 70: Jacobians - Change of Variables Apr 28, 2026

Hi there! Today I have released Lesson 70 of my Calculus 3 series. In this lesson we finish the 4th unit of the course on Multiple Integration by learning about Jacobians and making a change of variables!

In particular you will learn:

  1. The formula for the 2D & 3D Jacobian
  2. How to make a change...
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Calculus 3 Lesson 69: Center of Mass, Moments, & Inertia for 3D Solids Apr 21, 2026

Hi there! Today I have released Lesson 69 of my Calculus 3 series. In this lesson we learn about an application of triple integrals!

In particular you will learn:

  1. How to find the mass of a solid 3D region
  2. How to find the first moments and center of mass of a solid 3D region
  3. How to find the ...
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Calculus 2 Final Exam Review Apr 13, 2026

Hi there! Today I have released my official Calculus 2 Final Exam Review video. This has been in the works for quite a while, but now its finally here!

➡️ With 15 review problems, this video will help you review concepts from the 5 main units of my Calculus 2 series:

  1. Applications of Integrati...
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Calculus 3 Lesson 68: Triple Integrals in Spherical Coordinates Apr 07, 2026

Hi there! Today I have released Lesson 68 of my Calculus 3 series. In this lesson you will learn about triple integrals in spherical coordinates!

Specifically you'll learn:

  1. How to approximate a triple integral in spherical coordinates
  2. How to set up and evaluate a triple integral in spherical...
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Calculus 3 Lesson 67: Triple Integrals in Cylindrical Coordinates Mar 31, 2026

Hi there! Today I have released Lesson 67 of my Calculus 3 series. In this lesson we learn all about triple integrals in cylindrical coordinates.

Specifically, you will learn:

  1. How to approximate a triple integral in cylindrical coordinates
  2. How to set up a triple integral in cylindrical coord...
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Calculus 3 Lesson 66: Volume Using Triple Integrals Mar 24, 2026

Hi there! Today I have released Lesson 66 of my Calculus 3 series. In this lesson we learn how to set up triple integrals to find volume!

In particular you will learn about:

  1. How to approximate volume/hypervolume over solid regions
  2. How to set up triple integrals for a given solid region
  3. The ...
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Calculus 3 Lesson 65: Evaluating Triple Integrals Mar 17, 2026

Hi there! Today I have released Lesson 65 of my Calculus 3 series. In this lesson you will be introduced triple integrals!

In particular you will learn about:

  1. What triple integrals represent at a basic level
  2. How to evaluate triple integrals that are already set up

As with how I covered do...

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Calculus 3 Lesson 64: Surface Area Using Double Integrals Mar 10, 2026

Hi there! Today I have released Lesson 64 of my Calculus 3 series. In this lesson we learn how to find surface area using double integrals!

In particular you will learn:

  1. How to approximate surface area of multivariable functions
  2. How to find the exact surface area using double integrals
  3. A co...
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Calculus 3 Lesson 63: Center of Mass, Moments, & Inertia for 2D Lamina Mar 03, 2026

Hi there! Today I have released Lesson 63 of my Calculus 3 series. In this lesson we learn about an application of double integrals!

Specifically you will learn:

  1. How to find the mass of a planar lamina with variable density
  2. How to find the first moments & center of mass for a lamina using do...
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Calculus 3 Lesson 62: Volume Between Two Surfaces Feb 24, 2026

Hi there! Today I have released Lesson 62 of my Calculus 3 series. In this lesson we learn how to find the volume between two surfaces.

Specifically you will learn:

  1. How to find the region for a solid formed by intersecting surfaces
  2. How to setup a double integral to find the volume between tw...
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