saturday: 2 3/4 marco is studying for a major exam, and the week leading up to the exam he studies every day. what is the total number of hours he studied during this week? a)11 hours b)11 3/4 hours c)12 1/2 hours d)12 hours
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0