can you explain to me what is wrong with this question?

Answer:
I'm pretty sure it would be negative square root of 3 over 1 or 2. Sorry if this isn't much help.
Answer:
The thing that is wrong with the question is you put two but you need to put the 2 on top and the 1 and 3 at the bottom.
Step-by-step explanation:
2 over 1- ✔ 3