SubArea: Equations and inequalities with parametersLevel: BProject ID: 2010008404Source Problem: 9000034703Accepted: 0Clonable: 1Easy: 0Identify the set of the values of the real parameter t for which the following equation has no solution in R. x2+(t+2)x+1=0(−4;0)(−∞;−4)∪(0;∞)(−∞;−4)(0;∞)