Math Misconceptions
27 questions
Common mistakes, almost-correct arguments, misleading shortcuts, and explanations that fix the intuition.
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Does 230 - 220 x 0.5 equal 5? Viral math trick explained
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Does always choosing C improve multiple-choice guessing?
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After 10 heads, what is the chance of tails next?
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Did I find a counterexample to the Collatz conjecture?
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Is there a formula to predict the next prime number?
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I asked ChatGPT to solve this integral and it gave a wrong answer. Can you check it?
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What is the birthday paradox probability for 23 people?
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Is the gambler fallacy real, or does luck balance out?
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Can someone finally explain the Monty Hall problem?
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Why is the integral of 1/x equal to ln absolute x?
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Is my sin(2x) over x^3 limit solution actually correct?
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Why is the derivative of x^x not x*x^(x-1)?
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Does getting 1 percent better every day really compound to 37 times better?
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Why is dividing by zero undefined instead of infinity?
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Does 1+2+3+4+... really equal -1/12? Math explained
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Why does the order of operations matter in math?
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is 0.999 repeating exactly equal to 1 or just approximately equal explain the proof
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If 0.999... equals 1, what about 0.999...8?
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Does implicit multiplication have higher priority than regular multiplication?
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