4-3 root 2 is an irrational number

- Prove that 4 3 root 2 is an irrational number
- Show that 4 3 root 2 is an irrational number
- Prove that 4 3 under root 2 is an irrational number
- Prove that 3 4 root 2 by 7 is an irrational number
- Prove that 3 root 2 upon 4 is an irrational number
- Prove that 2 root 3 minus 4 is an irrational number
- What is irrational number