Math
Last update:
05/07/2025
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How Imaginary Numbers Were Invented
36 Views •Highlight Notes | By: Andy
31 Views •The SAT Question Everyone Got Wrong
28 Views •Algebra 1
28 Views •Parabolic Transformations
28 Views •Mathematics of Black Holes
27 Views •Bearings
27 Views •Trigonometry
27 Views •The Discovery That Transformed Pi
26 Views •Intro to Absolute Values: Calculating, and Graphing
26 Views •Grade 9 Math Textbook
25 Views •Quadratics Study Guide
25 Views •Quadratics Visualizer
23 Views •The SAT Question Everyone Got Wrong
How an SAT Question Became a Mathematical Paradox
A fascinating breakdown of an SAT question that led to widespread confusion and uncovered a deeper paradox in mathematics.
References:
- MindYourDecisions. Summary of this problem: YouTube
- Kyle Hill. More cool math about this problem: YouTube
- MinutePhysics. Discussion of a solar day: YouTube
- Murtagh, J. (2023). The SAT Problem That Everybody Got Wrong, Scientific American: Link
- United Press International (1982). Error Found in S.A.T. Question, New York Times: Link
- Yang (2020). Hardest SAT math problem?, Quora: Link
- Coin rotation paradox, Wikipedia: Link
- Simmons, B. (2015). Circle revolutions rolling around another circle, Math StackExchange: Link
- Sidereal time, Wikipedia: Link
- Solar Time vs. Sidereal Time, Las Cumbres Observatory: Link
- Zotti, G., et al. (2021). The Simulated Sky: Stellarium for Cultural Astronomy Research: Link
- Newspapers from 1980s–1990s, Newspapers.com: Link
- SAT Practice Test, College Board: Link
- Revolution Definition, NASA: Link
- Revolution Definition, Merriam-Webster: Link
- Earth motion animation, NASA: Link
- Satellite animation, NASA: Link
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