Class Practice on the Quadratic Formula

1. Solve by using the Quadratic Formula : x² + 8x + 7 = 0

2. Solve by using the Quadratic Formula: x² − 4x −10 = 0

3. Solve by using the Quadratic Formula: 2x² + 24x +122 = 0

4. Solve by using the Quadratic Formula: −2x² = 5x − 8

Answers

1. Solve by using the Quadratic Formula: x² + 8x + 7 = 0

In this equation

Answers

2. Solve by using the Quadratic Formula: x² − 4x −10 = 0

In this equation

Answers

3. Solve by using the Quadratic Formula: 2x² + 24x +122 = 0

In this equation,

Answers

4. Solve by using the Quadratic Formula: −2x² = 5x − 8

Begin by writing the equation in standard form.

In this equation,

Answers

Note: Using a calculator we can write Answers