Question

 pls answer fast. wil mark brainliest IF correct. BS will be reported ​

Answer 1

Step-by-step explanation:

x2 +1/x2=5 it's a answer

Answer 2

Answer:

Option 3 Is a quadratic equation

Step-by-step explanation:

Because, remaining 2 option are in not equate to zero so I think option 3 is correct