Revising Quad Eq

Sir this is the question from HackerBlocks section on revising quadratic equations. I’ve checked the condition for imaginary that is root of negative discriminant but still not passing all test cases. Kindly help.

@dhairyaostwal check for 1 1 1
your output is wrong answer is Imaginary

I hope I’ve cleared your doubt. I ask you to please rate your experience here
Your feedback is very important. It helps us improve our platform and hence provide you
the learning experience you deserve.

On the off chance, you still have some questions or not find the answers satisfactory, you may reopen
the doubt.