Open QuestionIn Exercises 64–65, determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial. x^2+ 20x
Open QuestionExercises 73–75 will help you prepare for the material covered in the next section.Multiply: (7 - 3x)(- 2 - 5x)
Open QuestionIn Exercises 75–82, compute the discriminant. Then determine the number and type of solutions for the given equation.x^2 - 4x - 5 = 0