SubArea: Quadratic equations and inequalitiesLevel: BProject ID: 1003124103Accepted: 1Clonable: 0Easy: 1The following equation has roots \( -1 \) and \( 5 \). Find the value of the constant \( c \). \[ x^2-4x+c=0 \]\( -5 \)\( 4 \)\( -1 \)\( 1 \)
