Question

Number of integral values of 'a' for which
(a - 1)x2 + (a - l)x +1 20 x e R. is?
(A) 1
(B) 3
(C) 4
(D) 5​

Answer 1

Option b 3

Plss thank most of my answer as i want to reach 5 thousand thanks i will sure follow u