Is \sqrt[3]{ - 27} an irrational number ​

Question

Is

`\sqrt[3]{ - 27}`
an irrational number ​

Answer 1

`\sqrt[3]{-27}`=-(3*3*3)

`\sqrt[3]{-27}`=-3

-3 is a rational number, thus
`\sqrt[3]{-27}` will be a rational number.