Solving Quadratic Equations

Factoring

100

Use the Zero Product Property to solve the following quadratic equation. 

(x-7)(x+2)=0

x = 7, x = -2

200

Solve the following quadratic equation by factoring.

x^2+3x+2=0

x = -2, x = -1

300

Solve the following quadratic equation by factoring.

x^2-6x+5=0

x = 5, x = 1

400

Solve the following quadratic equation by factoring.

x^2-6x-27=0

x = 9, x = -3

500

Solve the following quadratic equation by factoring.

2x^2-5x-3=0

x = -1/2, x = 3

Identifying A, B, C

100

Identify A, B, & C of the following Quadratic Equation

x^2+6x+8=0

A=1, B=6, C=8

200

Identify A, B, & C of the following Quadratic Equation

x^2-6x+5=0

A=1, B= -6, C=5

300

Identify A, B, & C of the following Quadratic Equation

x^2-2x-24=0

A=1, B= -2, C= -24

400

Identify A, B, & C of the following Quadratic Equation

x^2+10x=-16

A=1, B=10, C=16

500

Identify A, B, & C of the following Quadratic Equation

2x^2=8x+10

A=2, B= -8, C= -10

Quad.Form.

100

What is the quadratic formula?

x = -b +- sqrt(b^2 - 4ac) 2a

200

Solve the following quadratic equation by using the quadratic formula:

x^2+6x+5=0

x = -1, x = -5

300

Solve the following quadratic equation by using the quadratic formula:

x^2-9x+20=0

x = 5, x = 4

400

Solve the following quadratic equation by using the quadratic formula:

2x^2+9x+4=0

x = -1/2, x = -4

500

Solve the following quadratic equation by using the quadratic formula:

4x^2-17x-15=0

x = 5, x = -3/4

How many solutions does the equation have?

100

f(x)=-x^2+8x-15

2

200

f(x)=x^2+2x+1

1

300

f(x)=5x^2+2x+5

0

400

f(x)=-x^2-4x

2

500

f(x)=5x^2+4x+3

0