The total number of integral values of a so that `x^2-(a+1)x+a-1=0` ha integral roots is equal to `1` b. `2` c. `4` d. none of these

The total number of integral values of a so that x^2-(a+1)x+a-1=0 has integral roots is equal to a. 1 b. 2 c. 4 d. none of these

The total number of integral values of a so that x^2-(a+1)x+a-1=0 ha integral roots is equal to a. 1 b. 2 c. 4 d. none of these

The total number of integral values of a so that x^(2)-(a+1)x+a-1=0 ha integral roots is equal to 1 b.2 c.4d .none of these

The total number of integral values of a so that x^2 +ax+a+1=0 has integral roots is equal to a. 1 b. 2 c. 4 d. none of these

Total number of integral values of 'a' so that x^(2)-(a+1)x+a-1=0 has roots, is equal to :

Number of integral values of a for which the equation x^2-(a+1)x+a-1=0 , has integral roots, is equal to -

Number of integral values of a for which the equation x^(2)-(a+1)x+a-1=0, has integral roots,is equal to -

The number of integral values of b, for which the equation x^(2)+bx-16=0 has integral roots, is

Total number of integral values of a such that x^2 + ax + a + 1 = 0 has integral roots is equal to : (A) one 45. (B) two (C) three (D) four

Total number of integral values of a such that x^(2)+ax+a+1=0 has integral roots is equal to : (A) one 45. (B) two (C) three (D) four