List questions from rational-numbers

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dyadic rational points of the unit sphere in $D$ dimensions

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Relating the base-p periodic expansion of a rational to its p-adic representation

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Which option is the correct one?

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Set of units of polynomial ring $R[x_{1}, x_{2}]$ where $R$ consists of rationals of the form $\frac{n}{2^{m}}$

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Factor the two polynomials into a product of irreducible elements of $\mathbb{Q}[x]$

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Is $[0,\infty)\cap\mathbb Q$ dense in $[0,\infty)$?

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$f$ irreducible over $\mathbb{Z}_{p}$ implies $f$ is irreducible over $\mathbb{Q}$

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Rational Solutions to $\frac{1}{x} = x - \left \lfloor{x}\right \rfloor$

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Determine whether the given is a rational function, a rational equation, a rational inequality or none of these.

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Do we know a non-trivial example of irrational $\times$ irrational $=$ rational?

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Prove sum of numerators is coprime with denominator

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Prove sum of numerators is coprime with denominator obtained by lcm

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subset of rationals doesn't have supremum proof understanding

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List Question

Solving Rational Equation

dyadic rational points of the unit sphere in $D$ dimensions

Relating the base-p periodic expansion of a rational to its p-adic representation

Which option is the correct one?

Set of units of polynomial ring $R[x_{1}, x_{2}]$ where $R$ consists of rationals of the form $\frac{n}{2^{m}}$

Factor the two polynomials into a product of irreducible elements of $\mathbb{Q}[x]$

Is $[0,\infty)\cap\mathbb Q$ dense in $[0,\infty)$?

$f$ irreducible over $\mathbb{Z}_{p}$ implies $f$ is irreducible over $\mathbb{Q}$

Rational Solutions to $\frac{1}{x} = x - \left \lfloor{x}\right \rfloor$

Determine whether the given is a rational function, a rational equation, a rational inequality or none of these.

Do we know a non-trivial example of irrational $\times$ irrational $=$ rational?

Prove sum of numerators is coprime with denominator

Prove sum of numerators is coprime with denominator obtained by lcm

subset of rationals doesn't have supremum proof understanding

Rational values of trigonometric functions

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