Question

2. 1. (A) For every subquestion 4 alternative answers are given. Choose the correct
answer and write the letter of the alphabet of it :
(1) If the roots of x2 + lax +k=0 are real and equal, what is the value of k?
(A) 0 (B) 4 (C) 0 or 4 (D) 2​

Answer 1

the roots are real and equal which is only 0

so the answer is (A) 0