Quiz about Quadratic Equations

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 equation by factoring.

Accepted Answer

x = {3,8}

Answer

x = {-3,8}

Answer

x = {3,-8}

Answer

x = {-3,-8}

Question 12

Solve the equation by factoring.

Accepted Answer

x = {1}

Answer

x = {-1}

Answer

x = { }

Answer

no solution

Question 13

Solve the equation by factoring.

Accepted Answer

x = {-5,-3}

Answer

x = {5,-3}

Answer

x = {-5,3}

Answer

x = {5,3}

Question 14

How many solutions can a quadratic have?

Accepted Answer

1 solution

Accepted Answer

0 solutions

Accepted Answer

2 solutions

Answer

3 solutions

Question 15

What can the roots to a quadratic equation be called?

Accepted Answer

zeros

Accepted Answer

solutions

Accepted Answer

x-intercepts

Answer

none of the choices

Question 16

Solve the equation using the quadratic formula.

4x² +9x = 12x

Accepted Answer

x = {0, 3/4}

Answer

x = {0, -3/4}

Answer

x = {0, 4/3}

Answer

no solution

Question 17

Use the discriminant to find the number of solutions for the following equation.

y = x² +10x + 25

Accepted Answer

1 solution

Answer

2 solutions

Answer

0 solutions

Question 18

Use the discriminant to find the number of solutions for the following equation.

y = -3x²+5x - 8

Accepted Answer

0 solutions

Answer

2 solutions

Answer

1 solution

Question 19

Use the discriminant to find the number of solutions for the following equation.

y = 4x² - 9

Accepted Answer

2 solutions

Answer

1 solution

Answer

0 solutions

Question 20

Question 20.

Accepted Answer

-4, 2

Answer

-2, 4

Answer

-16

Answer

-4

Question 21

Question 21.

Accepted Answer

-3, 4

Answer

3, 4

Answer

-4, -3

Answer

-3

Question 22

Question 22.

Accepted Answer

2, 6

Answer

-6, -2

Answer

-2, 6

Answer

-6, 2

Question 23

Solve the following for x by using the Quadratic Formula

2x²+6x=7

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Question 24

Solve the following quadratic equation.
x² - 10x + 25 = 0

Accepted Answer

x=5, x=-5

Answer

x=5, x=3

Answer

x=5, x=5

Answer

x=-5, x=-5

Question 25

Solve the following quadratic equation
x² - x - 10 = x + 5

Accepted Answer

x=5, x=-3

Answer

x=-3, x=-5

Answer

x=5, x=3

Answer

x=-5, x=3

Question 26

Solve the following quadratic equation
(x + 3)(x + 2) = 0

Accepted Answer

x=-2, x=-3

Answer

x=1, x=4

Answer

x=2, x=3

Answer

x=-1, x=-4

Quadratic Equations

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