• masterwu (59)in #dtube • 8 years ago

  [DTube] Integral of ∫sin(2x)cos(5x)dx with Product to Sum Formula

  In this video, we work through the integral of ∫sin(2x)cos(5x)dx. The first step when performing any integral is to see if we can simplify the integrand, which in this case is:…

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   60 9
• masterwu (59)in #dtube • 8 years ago

  [DTube] Proof the derivative of sin(x) = cos(x) by First Principles

  In this video, we prove that the derivative of sin(x) equals cos(x) by the very definition of the derivative, which is: df/dx = f'(x) = lim_(h approaches 0) f(x + h) - f(x) /…

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   342 2
• masterwu (59)in #dtube • 8 years ago

  [DTube] Reduction Formula for Integral of ∫ln^n(x)dx

  In this video, we work through the derivation of the reduction formula for the integral of lnn(x) or [ln(x)]n. Like with lower powers of ln(x), such as ln2(x), we adopt the…

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   224 1
• masterwu (59)in #dtube • 8 years ago

  [DTube] Limit of sin(x)/x as x approaches 0: Geometric Proof

  In this video, we work through a geometric proof for the limit of sin(x)/x as x approaches 0. You may have visually inspected and tabulated that sin(x)/x does indeed approach…

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   326 1
• masterwu (59)in #dtube • 8 years ago

  [DTube] Example Problem Solving Exercises for Geometric Series

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, I take you through 3 worked solutions of…

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   373 1
• masterwu (59)in #dtube • 8 years ago

  [DTube] Reduction Formula for Integral of ∫sin^n(x)dx

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we work through the derivation of the…

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   318 1
• masterwu (59)in #dtube • 8 years ago

  [DTube] Modelling Population Growth with the Logistic Model: IVP

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we use our knowledge of the logistic model…

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   334 1
• masterwu (59)in #dtube • 8 years ago

  [DTube] Integral of ∫dx/sqrt(1-x^2)

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we work through the steps to find the…

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   302 2
• masterwu (59)in #dtube • 8 years ago

  [DTube] Geometric Series: Deriving the Summation Formulas

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain In this video, we derive the formulas for summing a…

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   323 2
• masterwu (59)in #dtube • 8 years ago

  [DTube] Modelling Price Inflation with Geometric Sequences

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. You may have noticed that prices of goods and services…

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   351 1
• masterwu (59)in #dtube • 8 years ago

  [DTube] What are Geometric Sequences?

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, I introduce the concept of geometric…

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   394 2
• masterwu (59)in #dtube • 8 years ago

  [DTube] The Logistic Differential Equation for Population Growth: General Solution

  In this video, we work through the process for deriving the analytical solution to the Logistic Equation formulated by Verhulst for modelling population growth. We first…

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   332 2
• masterwu (59)in #dtube • 8 years ago

  [DTube] Geometric Sequences: The Geometric Mean

  In this video, we take looking into the Geometric Mean, which is simply the middle term of 2 successive terms of a Geometric Sequence. We derive the formula for expressing the…

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   398 2
• masterwu (59)in #dtube • 8 years ago

  [DTube] Geometric Sequences: Find the first term and common ratio

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we use the general equation for terms of a…

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   354 2
• masterwu (59)in #steemstem • 8 years ago

  [DTube] Geometric Sequences: Find the 4th term given the 7th term

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we use the general equation for terms of a…

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   445 2
• masterwu (59)in #steemstem • 8 years ago

  [DTube] Integral of ∫tan^4(x)dx using the Reduction Formula

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we work through the process of solving the…

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   345 4
• masterwu (59)in #steemstem • 8 years ago

  [DTube] Lines and Planes: Vector and Dot product forms: Linear Algebra

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we work through exam style questions on…

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   368 6
• masterwu (59)in #steemstem • 8 years ago

  [DTube] Newton's Law of Cooling - First Order Differential Equations

  In this video, we derive Newton's Law of Cooling and use it to determine how fast a bottle of water cools when it is placed inside of a refrigerator. We are given that the…

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   352 4
• masterwu (59)in #steemstem • 8 years ago

  [DTube] Linear systems - 3 Intersecting Planes - No unique solutions

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. In this video, we solve a linear system of equations for…

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   354 2
• masterwu (59)in #steemstem • 8 years ago

  [DTube] Mixing Salt and Water - First Order Differential Equations

  I'm in the process of uploading all of my Youtube videos to DTube, where they can be recorded on the Steem blockchain. My 200th YT Video! Thank you for your support. 6.5K…

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   367 2