Quadratic Formula & Discriminant Review

What is the quadratic formula?

Solutions of a quadratic equation are also called

Identify a, b and c in the quadratic equation: $2x^2-3x-5=0$   

If the discriminant of the quadratic equation is equal to 0, how many real solutions are there?

If the discriminant of the quadratic equation is equal to 4, how many real solutions are there?

If the discriminant is equal to -2, how many real solutions are there?

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

What is the value of the discriminant of -2x² − x − 1 = 0

What is the value of the discriminant of 6x² − 2x − 3 = 0

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For the function above, determine whether the discriminant is positive, negative, or zero.