does anyone know if 239 over 58 is rational or irrational. Also the square root of 17.

Answer 1

239 over 58
= 239/58
This is a "ratio" ----> rational

√17 is irrational, since it cannot be written as a ratio or fraction
All square roots are irrational, except those that are perfect squares
e.g. √36 = 6 , rational
√37 is irrational, since no fraction equals √37