Solving Formula Equations

Solve the following quadratic equation (round your answer to 2 decimal places)....

x² + 3x + 1 = 0

• x = -0.38

  x = -2.62

• x = -0.38

  x = -3.58

• x = -0.58

  x = -2.62

• x = -0.58

  x = -3.58

Solve the following quadratic equation (round your answer to 2 decimal places)....

x² + 7x + 3 = 0

• x = -0.46

  x = -6.54

• x = -0.46

  x = -2.54

• x = -0.06

  x = -6.54

• x = -0.06

  x = -2.54

Solve the following quadratic equation (round your answer to 2 decimal places)....

x² + 8x - 5 = 0

• x = 0.58

  x = -8.58

• x = 0.58

  x = -2.58

• x = -0.54

  x = -8.58

• x = -0.54

  x = -2.58

Solve the following quadratic equation (round your answer to 2 decimal places)....

x² - 2x - 6 = 0

• x = 3.65

  x = -1.65

• x = 4.65

  x = -1.65

• x = 3.65

  x = -0.65

• x = 4.65

  x = -0.65

Solve the following quadratic equation (round your answer to 2 decimal places)....

x² - 9x + 2 = 0

• x = 8.77

  x = 0.23

• x = 8.77

  x = -0.23

• x = -8.77

  x = 0.23

• x = -8.77

  x = -0.23

Solve the following quadratic equation (round your answer to 2 decimal places)....

x² + 11x + 4 = 0

• x = -0.38

  x = -10.62

• x = -0.38

  x = -8.62

• x = -1.38

  x = -10.62

• x = -1.38

  x = -8.62

Identify the values of a, b and c in the following quadratic equation x² + 3x - 3 = 0

• a=1, b=3, c=-3

• a=3, b=-3, c=0

• a=1, b=3, c=3

Identify the values of a, b and c in the following quadratic equation 2x² + 3x + 1 = 0

• a=2, b=3, c=1

• a=3, b=1, c=0

• a=1, b=2, c=3

Determine the values of

a, b, and c:

4x² – 8x – 3 = 0

• a = 4, b = -8, c = 3

• a = 4, b = -8, c = -3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.