Question: In Exercises: a) Find the discriminant b 2 - 4ac, and then determine whether one real-number solution, two different real-number solutions, or two different imaginary-number

In Exercises:

a) Find the discriminant b² - 4ac, and then determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.

b) Solve the equation, finding exact solutions and approximate solutions rounded to three decimal places, where appropriate.

3x² + 2x = -1

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