Quadratic Equations Review

Fun with Formulas

100

List all three names for the x intercept

zero, root & solution

200

How do you find the y-intercept from a quadratic function?

Look at the "c" value.

300

What is the formula to find the axis of symmetry?

x = (-b)/(2a)

400

How do you find the x-intercept(s) of a quadratic function if you do not have a graphing calculator? 

Use the quadratic equation. 

500

What is the quadratic formula? 

x=(-b±√b^2-4ac)/(2a)

Hero to Zero

100

x^2-5x-14

(7,0) and (-2,0)

200

2x^2+2x-12

(2,0) and (-3,0)

300

x^2+4x+3

(-1,0) and (-3,0)

400

5x^2-80

(4,0) and (-4,0)

500

2x^2−3x−15=5

(4,0) and (-5/2,0)

"Peak" My Interest

100

-x^2-8x-13

(-4,3)

200

-2x^2-16x-30

(-4,2)

300

-x^2-2x-3

(1,-4)

400

2x^2+12x+14

(-3,-4)

500

-x^2-8x-18

(-4,-2)

Where are mathematicians buried? The Symmetry.

100

x^2-4x+8

x=2

200

x^2-2x-3

x=1

300

-x^2-8x-19

x=-4

400

-2x^2+4x+1

x=1

500

1/2x^2+4x+7

x=-4

Miscellaneous Madness

100

What popular sweet treat was invented by mistake at the Toll House Inn in 1930?

Chocolate Chip Cookies

200

Which pop singer/heartthrob was the subject of Taylor Swift’s song "I Knew You Were Trouble"?

Harry Styles

300

Which U.S. state is the snowiest, generating over 170 inches of snow every year?

 New Hampshire

400

What kind of animal is Kuzco transformed into in The Emperor's New Groove?

Llama

500

What is the first name of the son of Louis Vuitton who took over the business after he died in 1892?

Hint: This is the same name as someone in this class. 

Georges