Uploaded March 2024 | Updated September 2026, 2 weeks ago
This problem from the Stanford math tournament (math competition for high school students) stanfordmathtournament.com
We have N = the sum of all real roots to the quadratic exponential equations 2^(2x)-2^(x+1)+1-1/k^2 for k=2, 3, β¦, 2023. And we have to compute 2^N. This question combines various algebra concepts, including a telescoping series, quadratic equation, exponential equation, and logarithm properties, which made me love this problem so much.
The indeterminate cat t-shirt: amzn.to/4aq2C1F
πͺ Get my math notes by becoming a patron: patreon.com/blackpenredpen
#maths #stanford #mathcompetition #logarithm #exponential #quadratic
This problem from the Stanford math tournament (math competition for high school students) stanfordmathtournament.com
We have N = the sum of all real roots to the quadratic exponential equations 2^(2x)-2^(x+1)+1-1/k^2 for k=2, 3, β¦, 2023. And we have to compute 2^N. This question combines various algebra concepts, including a telescoping series, quadratic equation, exponential equation, and logarithm properties, which made me love this problem so much.
The indeterminate cat t-shirt: amzn.to/4aq2C1F
πͺ Get my math notes by becoming a patron: patreon.com/blackpenredpen
#maths #stanford #mathcompetition #logarithm #exponential #quadratic


![This calculus proof is only for math majors (National Taiwan University entrance exam)
Heres a fun calculus proof from the National Taiwan University entrance exam for transfer students. We will show that If f(0)=0 and abs(f(x)) is less than or equal to abs(f(x)), then f(x)=0 on [0, 1/2]. The key to solving this problem is to apply the Mean Value Theorem and the Extreme Value Theorem. Try the test https://exam.lib.ntu.edu.tw/sites/default/files/exam/undergra/103/18_001-103.pdf
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#blackpenredpen #calculus This calculus proof is only for math majors (National Taiwan University entrance exam)](https://i.ytimg.com/vi/s3ysYpb2Zqw/mqdefault.jpg)







