Respuesta :

2/3 is the irrational number here.

3 ^2 = 9
4 ^ 2 = 16
- 7/4 = 1.75
2/3 = 0.666666..
Irrational number is one which cannot be written as a fractional form as it has repeating units.. here in 2/3 we see 6 is the repeating unit.