Unit 6 Review

SRP

100

x² = 16

x = 4, x = -4

200

x² - 100 = 0

x = 10, x = -10

300

x² - 18 = 7

x = 5, x = -5

400

2x² + 15 = 113

x = 7, x = -7

500

3x² - 13= 107

x = 2sqrt(10)

Factoring

100

(x - 4)(x + 4) = 0

x = 4, x = -4

200

x² + 4x = 0

x = 0, x = -4

300

2x² - 2x - 12

x = 3, x = -2

400

x² + 13x + 42 = 0

x = -6, x = -7

500

x⁴ + x² - 20

x = 2, x = -2, 

x = sqrt(-5) is no solution

Quadratic Formula

100

x² - 4x - 5 = 0

x = 5, x = -1

200

x² - 6x + 9 = 0

x = 3

300

5x² - 4x = 3

x = [2+-Sqrt(19)]/5

400

4x² - 3 = 7x

x = [7+-Sqrt(97)]/8

500

x² + 4x + 1 = 0

x = -2+-Sqrt(3)

Radical Equations/Quadratic Apps

100

sqrt(x) + 3 = 7

x = 16

200

sqrt(x + 1) = sqrt(2x - 7)

x = 8

300

sqrt(3x+7) = x + 1

x = 3

400

The square of a number is 16 more than 6 times the number. Find the numbers

x = 8, x = -2

500

The Riggins family is building a pool in their backyard. The length of the pool is 4 more than twice its width. The area of the pool will be 96ft2. Find the dimensions of their pool.

width = 6, length = 16

Miscellaneous

100

What is Mr. Riggins's first name?

Jackson

200

What esport is Mr. Riggins currently on scholarship for at ESU?

League of Legends

300

What country is Mrs. Riggins from?

South Korea

400

How many different classes have I observed or taught at Emporia (EHS, EMS, ESU)

5 classes

(1 ESU, 2 EHS, 2 EMS)

500

Who is my favorite student?

I can't legally say who my favorite student is

_{Anthony, Juan, Ashton}