9000039106

SubArea: 
Quadratic equations with complex roots
Level: 
B
Project ID: 
9000039106
Accepted: 
1
Clonable: 
0
Easy: 
0
Find the value of the parameter a which guarantees that the quadratic equation x2+2ax+a=0 has a pair of complex conjugate solutions with a nonzero imaginary part.
a∈(0;1)
a∈[0;1]
a∈(−∞;0)∪(1;∞)
Such an a does not exist