Prove that 3 minus root 5 is irrational number

- Prove that 3 minus 2 root 5 is irrational number
- Prove that 3 minus under root 5 is irrational number
- Prove that 1 upon 3 minus root 5 is an irrational number
- Prove that 2 minus root 3 upon 5 is irrational number
- Prove that 1 upon 3 minus 2 root 5 is an irrational number
- Prove that 3 root 5 minus 8 is an irrational number
- Prove that 1 by 3 minus 2 root 5 is an irrational number
- Prove that 3 root 7 minus 5 is an irrational number
- Prove that 2 minus root 3 divided by 5 is an irrational number
- Prove that root 5 minus root 3 is not an irrational number
- Prove that 5 minus 3 upon 7 root 3 is an irrational number