Quiz about Solving quadratic equations - null factor

Question 1

Solve the following quadratic equation...

x² + 3x + 2 = 0

Accepted Answer

x = -1

x = -2

Answer

x = 1x = 2

Answer

x = -1

x = 2

Answer

x = 1

x = -2

Question 2

Solve the following quadratic equation...

x² + 7x + 12 = 0

Accepted Answer

x = -3

x = -4

Answer

x = -2

x = -6

Answer

x = -1

x = -12

Answer

x = 2x = 6

Question 3

Solve the following quadratic equation...

x² + 9x + 20 = 0

Accepted Answer

x = -5

x = -4

Answer

x = -2

x = -10

Answer

x = -1

x = -20

Answer

x = 4x = 5

Question 4

Solve the following quadratic equation...

x² + 13x + 36= 0

Accepted Answer

x = -9

x = -4

Answer

x = -2

x = -18

Answer

x = -3

x = -12

Answer

x = -6

Question 5

Solve the following quadratic equation...

x² + 4x - 32 = 0

Accepted Answer

x = -8

x = 4

Answer

x = 8

x = -4

Answer

x = -2

x = 16

Answer

x = 2

x = -16

Question 6

Solve the following quadratic equation...

x² + 2x - 24 = 0

Accepted Answer

x = -6

x = 4

Answer

x = 6

x = -4

Answer

x = -8

x = 3

Answer

x = 8

x = -3

Question 7

Solve the following quadratic equation...

x² - 2x - 15 = 0

Accepted Answer

x = 5

x = -3

Answer

x = -5

x = 3

Answer

x = -15

x = 1

Answer

x = 15

x = -1

Question 8

Solve the following quadratic equation...

x² - 7x - 30 = 0

Accepted Answer

x = 10

x = -3

Answer

x = -10

x = 3

Answer

x = -5

x = 6

Answer

x = 5

x = -6

Question 9

Solve the following quadratic equation...

x² - 13x + 30 = 0

Accepted Answer

x = 10

x = 3

Answer

x = -10

x = -3

Answer

x = 5x = 6

Answer

x = -5

x = -6

Question 10

Solve the following quadratic equation...

x² - 14x + 24 = 0

Accepted Answer

x = 12

x = 2

Answer

x = 4x = 6

Answer

x = 3x = 8

Answer

x = 1

x = 24

Question 11

Solve the following quadratic...

x² + 5x + 6 = 0

Accepted Answer

x = -2, -3

Answer

x = 1, 6

Answer

x = -1, -6

Answer

x = 2, 3

Question 12

Solve the following quadratic...

x² + 7x + 12 = 0

Accepted Answer

x = -3, -4

Answer

x = 3, 4

Answer

x = 2, 6

Answer

x = -2, -6

Question 13

Solve the following quadratic...

x² + 12x + 20 = 0

Accepted Answer

x = -2, -10

Answer

x = 5, 4

Answer

x = 2, 10

Answer

x = -5, -4

Question 14

Solve the following quadratic...

x² + 11x + 24 = 0

Accepted Answer

x = -3, -8

Answer

x = 2, 12

Answer

x = -4, -6

Answer

x = -2, -12

Question 15

Solve the following quadratic...

x² + 11x + 30 = 0

Accepted Answer

x = -5, -6

Answer

x = -5, 6

Answer

x = 5, -6

Answer

x = 5, 6

Question 16

Solve the following quadratic...

x² + 8x + 15 = 0

Accepted Answer

x = -3, -5

Answer

x = -3, 5

Answer

x = 3, -5

Answer

x = 3, 5

Question 17

Solve the following quadratic...

x² + x - 20 = 0

Accepted Answer

x = 4, -5

Answer

x = -4, 5

Answer

x = 4, 5

Answer

x = -4, -5

Question 18

Solve the following quadratic...

x² + 5x - 24 = 0

Accepted Answer

x = 3, -8

Answer

x = 3, 8

Answer

x = -3, -8

Answer

x = -3, 8

Question 19

Solve the following quadratic...

x² - 7x - 30 = 0

Accepted Answer

x = -3, 10

Answer

x = 3, 10

Answer

x = -3, -10

Answer

x = 3, -10

Question 20

Solve the following quadratic...

x² - 7x + 12 = 0

Accepted Answer

x = 3, 4

Answer

x = -3, -4

Answer

x = -2, -6

Answer

x = 2, 6

Solving quadratic equations - null factor

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