New posts in Rationality Testing

Spivak's Calculus: chapter 2, problem 18(c)

Prove that the sum $ \sqrt{1001^2 + 1}+\sqrt{1002^2 + 1} \ + ... + \sqrt{2000^2 + 1}$ is irrational

$\sqrt{6}-\sqrt{2}-\sqrt{3}$ is irrational

Proof that $\sqrt[3]{17}$ is irrational

Why is $\sum_{i=1}^n a$ always irrational if $n>0$ and $a$ is irrational?

Spivak Calculus 4-th Ed., Chapter 2, Exercise 13a, Understanding the proof of $\sqrt3$ being irrational.

Is $n^\frac{1}{n}$ ever rational?

Please critique my proof that $\sqrt{12}$ is irrational

Prove that $\sqrt{5n+2}$ is irrational

Prove $2^{1/3} + 2^{2/3}$ is irrational