Conics in Polar Coordinates: Unified Theorem: Ellipse Proof
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Euler's Formula as a Rotation Matrix
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Vectors: Definition, Zero Vector, Vector Addition, Triangle Law, and Parallelogram Law
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Properties of Vectors
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Vectors as Forces in Physics and Engineering
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Vertical and Horizontal Planes
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Circle and Cylinder in 3D Coordinates
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COVID-19 Paper: RNA is Assumed to be from a "Virus"
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Vector Equation of a Line
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Direction Numbers and Symmetric Equations of a Line
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Vector Equation of a Line Segment
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Intersection of Planes Forms a Line
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Distance From a Point to a Plane + Proof
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Distance Between Two Skew Lines
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Exercise 1: If a, b, and c are not all zero then ax + by + cz + d = 0 is a plane
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Coincidence 5: U.S. Flag Day and U.S. Army Birthday are on June 14, Trump's Birthday
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Problems Plus 1: 15th Derivative of sin(x^3) at x = 0
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Problems Plus: Example and Recap on Taylor Series
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Problems Plus 3: Trigonometric Identity and Sum of Infinite Series
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Problems Plus 2: Where is the Function Continuous?
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Problems Plus 4: Limit of the Angle of a Spiraling Triangle Sequence
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Problems Plus 7: Calculating π Using the Formula of John Machin (1680 - 1751)
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Problems Plus 6: Sum of Reciprocals of Positive Integers Whose Prime Factors are 2s and 3s
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Problems Plus 8: Similar to Problem 7 but with Inverse Cotangent
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Problems Plus 9: Taking Multiple Derivatives of the Geometric Series
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