Quadratic Equations Quiz

What is the form of a Quadratic Relation?

• 0 = ax² + bx

• y = ax² + bx

• 0 = ax² + bx + c

• y = ax² + bx + c

How many solutions will a Quadratic Equation produce?

• 0

• 3

• 1

• 2

When should you solve a Quadratic Equation by rearranging and taking square roots?

• When the x variable appears four times in the entire equation

• When the x variable appears three times in the entire equation

• When the x variable appears twice in the entire equation

• When the x variable appears only once in the entire equation

What is the value of x when solving the equation x² = 25?

• x = 5

• x = 5 or x = -5

• x = -5

• x = 25

What is the discriminant of the equation 4x² - 2x - 3 = 0?

• 52

• -8

• 40

• 169

How many solutions does the equation x² - 4x + 3 = 0 have?

• 1

• 0

• 3

• 2

What is the best method for solving the equation 2x² + 3x - 20 = 0?

• None of the above

• Both Factoring and Using the Quadratic Formula

• Using the Quadratic Formula

• Factoring

What is the value of x when solving the equation -2x² + 8x = 3 using the Quadratic Formula?

• x = 8 + √40 / 4

• x = -8 + √40 / 4

• x = 0.42

• x = 3.58

What is the number of roots/solutions for the equation 5x² - 12x + 9 = 0?

• 0

• 1

• 2

• 3

What is the discriminant of the equation -x² + 2x - 3 = 0?

• 169

• 40

• 8

• 4