Quadratics Review

Factoring

100

Factor:

x²+6x+8

(x+2)(x+4)

200

Factor:

x²-9x+14

(x-7)(x-2)

300

Factor:

3x²+11x+6

(3x+2)(x+3)

400

Factor:

2x²-4x-30

2(x-5)(x+3)

500

Factor:

9x²-6x-8

(3x-4)(3x+2)

Solve by Factoring

100

Solve:

x²+3x+2=0

x=-1, -2

200

Solve:

x²+7x+12=0

x=-4, x=-3

300

Solve:

x²-9x+20=0

x=5, 4

400

Solve:

2x²+x-3=0

x=-3/2, 1

500

Solve:

5x²+8x-4=0

x=2/5, -2

Reducing Radicals

100

Simplify:

√36

6

200

Simplify:

√121

11

300

Simplify:

√50

5√2

400

Simplify:

√32

4√2

500

Simplify:

√108

6√3

Solve by Square Roots

100

Solve:

x²=16

x=4, -4

200

Solve:

4x²=100

x=5, -5

300

Solve:

x²+12=16

x=2, -2

400

Solve:

2x²-11=87

x=7, -7

500

Solve:

3x²+5=125

2√10

Potpourri

100

This is the number of bones in a typical human body.

206

200

The rearmost railroad car of a train is known by this name.

Caboose

300

This is the name of the largest living animal on land.

Elephant

400

This is the state capitol of Illinois.

Springfield.

500

Elon Musk is the CEO of an electric car company based on the name of this man. (First and last name)

Nikola Tesla