SubArea: Equations and inequalities with parametersLevel: BProject ID: 9000033704Accepted: 1Clonable: 0Easy: 0Find the values of real parameter p which ensure that the following quadratic equation has solutions with nonzero imaginary part. px2+4x−p+5=0p∈(1;4)p∈[1;4]p∈(−∞;1)∪(4;∞)p∈(−∞;1]∪[4;∞)