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3h
revised Is a finitely generated extension of a real closed field also real closed?
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15h
revised Trigonometric Identities help
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1d
revised Counting the factors of $2^4 \cdot 3^5 \cdot 4^6 \cdot 6^7$
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1d
revised How many of the 9000 four digit integers have four digits that are increasing?
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1d
revised How many of the 9000 four digit integers have four digits that are increasing?
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1d
revised what is the distribution of a uniform r.v. divided by an exponential r.v.?
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1d
revised Prove a sequence does not tend to zero
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1d
revised Prove a sequence does not tend to zero
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1d
revised Combinatorics question: Boys and Girls around table
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1d
revised Prove that $\sum_{k = 0}^{r}\binom{n + k}{ k} = \binom{n+r+1}{ r}$ whenever $n$ and $r$ are positive integers.
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1d
revised Number of arrangement
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1d
revised Number of arrangement
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1d
revised Number of arrangement
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2d
revised Kids and cookies, probability
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2d
revised Power Series Convergence comparison
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2d
revised maximum area of a rectangle inscribed in a semi - circle with radius r.
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2d
revised Applications of calculus
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2d
revised Applications of calculus
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2d
revised Probability of multiple variables, geometric distribution?
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2d
revised tank problem Differential equation
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