List questions from fractions

Published on 11 Mar 2014 - 17:48

453

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Solution of $\frac{a}{b}=\frac{a'}{b'}$ if $a,b,a',b' \in \mathbb{N}$

Published on 16 Mar 2014 - 8:52

2.3k

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Dividing amount unequally in tournament winners?

Published on 16 Mar 2014 - 14:26

200

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Integrating $\int{\frac{\sqrt{1-x^2}}{(x+\sqrt{1-x^2})^2} dx}$

Published on 16 Mar 2014 - 19:54

719

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How to simpify this?

Published on 17 Mar 2014 - 21:32

258

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Rationalising the Surds

Published on 26 Mar 2026 - 9:25

410

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Proving that $\sum_{k=0}^n\frac{1}{n\choose k}=\frac{n+1}{2^{n+1}}\sum_{k=1}^{n+1}\frac{2^k}{k}$

Published on 20 Mar 2014 - 0:40

3.7k

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Rationalization of $\frac{2\sqrt{6}}{\sqrt{2}+\sqrt{3}+\sqrt{5}}$

Published on 22 Mar 2026 - 22:12

557

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Existence of a simultaneous rational approximation of real numbers in (0,1)

Published on 25 Mar 2026 - 16:46

254

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Simple ratio problem that I can't solve.

Published on 23 Mar 2014 - 2:00

42

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Find pdf of $f(x)$ such that $g(x)/f(x)$ is approximately a constant

Published on 25 Mar 2014 - 0:49

172

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Suggested formula for curving test results

Published on 25 Mar 2014 - 19:44

5.5k

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How do you calculate how many decimal places there are before the repeating digits, given a fraction that expands to a repeating decimal?

Published on 25 Mar 2026 - 23:11

1.4k

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How to multiply, divide, add and subtract fractions

Published on 30 Mar 2014 - 11:13

72

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Is there a general relation between $a/b$ and $(a+c)/(b+c)$ where $a,b,c > 0 $?

Published on 31 Mar 2014 - 17:17

List Question

Integration involving $\log_2(x)$

Solution of $\frac{a}{b}=\frac{a'}{b'}$ if $a,b,a',b' \in \mathbb{N}$

Dividing amount unequally in tournament winners?

Integrating $\int{\frac{\sqrt{1-x^2}}{(x+\sqrt{1-x^2})^2} dx}$

How to simpify this?

Rationalising the Surds

Proving that $\sum_{k=0}^n\frac{1}{n\choose k}=\frac{n+1}{2^{n+1}}\sum_{k=1}^{n+1}\frac{2^k}{k}$

Rationalization of $\frac{2\sqrt{6}}{\sqrt{2}+\sqrt{3}+\sqrt{5}}$

Existence of a simultaneous rational approximation of real numbers in (0,1)

Simple ratio problem that I can't solve.

Find pdf of $f(x)$ such that $g(x)/f(x)$ is approximately a constant

Suggested formula for curving test results

How do you calculate how many decimal places there are before the repeating digits, given a fraction that expands to a repeating decimal?

How to multiply, divide, add and subtract fractions

Is there a general relation between $a/b$ and $(a+c)/(b+c)$ where $a,b,c > 0 $?

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