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All Topics Algebra Calculus Number Theory Combinatorics Applied Math
Number Theory
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Logarithm of i

Solve for $x$: $$x = \ln(i)$$ Format: i*[fraction]

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Number Theory
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Modular Exponentiation

What is the last digit of $7^{2026}$?

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Number Theory
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The Frobenius Coin Problem

Given two coprime token denominations of 7 and 12, what is the strictly largest …

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