# New post in Rational-numbers

## simplify this expression 2-√(2+√3)/√(2+√3)

August 10th, 2022

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June 27th, 2020

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August 1st, 2022

## Is this a valid proof? If $a$ and $b$ are rational, $a^b$ is rational.

January 28th, 2020

August 1st, 2022

## Properties of Irrational and Rational Numbers

February 13th, 2020

## Need help with proving that group is not finitely-generated

December 19th, 2020

August 1st, 2022

April 15th, 2020

## Linear independence over Q of logarithmic powers of prime numbers

February 13th, 2020

March 7th, 2020

August 1st, 2022

## Prove rational sum and product of two irrational numbers

October 6th, 2020

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August 1st, 2022

## How to prove that rational functions form a field

January 15th, 2020

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April 25th, 2020

July 15th, 2020

August 1st, 2022

## What decimal is between 0.5 and 0.625

September 30th, 2020

## Find the square root of $14+6\sqrt5$

September 2nd, 2020

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August 1st, 2022