In the quadratic equation ax2 - bx + c = 0, if the given equation has equal roots and the product of both roots is 4, then, what is the ratio of b : c?
1
1 : 1
2
1 : 2
3
2 : 3
4
2 : 1
5
4 : 5
In the quadratic equation ax2 - bx + c = 0, if the given equation has equal roots and the product of both roots is 4, then, what is the ratio of b : c?