They are minus 17 and plus 17
Chat with our AI personalities
The square root of 289 is ± 17.
There is no square root of -289 because it is an imaginary number but the square root of 289 is 17
The positive square root of 289 is 17.
289 is the only one.
16 and 17 16.52271164185831 16² = 256 17² = 289