Quadratic Formula Exercises

Example 1

For the following equation, solve using the quadratic formula or state that there are no real number solutions: 10x2 + 9x = 0.

Example 2

For the following equation, solve using the quadratic formula or state that there are no real number solutions: 2x2 + 11x = 10.

Example 3

For the following equation, solve using the quadratic formula or state that there are no real number solutions: 5x2 – 3x – 1 = 0.

Example 4

For the following equation, solve using the quadratic formula or state that there are no real number solutions: x2 – 2x + 3 = 0.

Example 5

For the following equation, solve using the quadratic formula or state that there are no real number solutions: x2 – 4x – 7 = 8.