Quadratic Equations and Functions MCQ Test 4

1. Determine the range of the quadratic function: g(x) = 2x^2 + 3.

2. If a quadratic equation has two distinct real roots, what can you conclude about its discriminant?

3. What is the solution to the quadratic inequality x^2 - 9 < 0?

4. Solve the quadratic equation 2x^2 + 3x - 5 = 0.

5. What is the product of the roots of the quadratic equation 3x^2 - 5x + 2 = 0?

6. If the discriminant of a quadratic equation is negative, how many real roots does it have?

7. Which statement accurately describes the discriminant of a quadratic equation?

8. Find the x-intercept of the quadratic function f(x) = -4(x + 1)(x - 3).

9. If a quadratic equation has no real roots, how many roots does it have in the complex number system?

10. If a quadratic function opens downward, what can you infer about the coefficient of the squared term?