Quadratics Review Jeopardy

Solve by Factoring

100

x²+2x=3

What is...

x=1 and x=3

200

x²+16=10x

What is...

x=2 and x=8

300

18x²-3x=6

What is...

x=2/3 and x=-1/2

400

6x²-x-2=0

What is...

x=2/3 and x=-1/2

500

2x²-8=31x-2x²

What is...

x=8 and x=-1/4

CTS or SqR

100

Solve x²-8x+16=1 by completing the square.

What is...

x=5 and x=-3

200

Solve by taking square roots x²-81=0

What is...

x= 9 and x = -9

300

Solve by completing the square x²-6x-3=0

What is...

x=3+-2root3

400

Solve by taking square roots (x+7)²-11=0

What is...

x=-7+-root11

500

Solve by completing the square x²-6x+7=0

What is...

x=3+-root2

Vocabulary

100

The graph of a quadratic

What is a parabola

200

The highest or lowest point of the parabola is called..

What is Vertex

300

Will this graph open upward or downward? x²+15x-7

What is upward

400

Will this graph open upward or downward? -7x²+76

What is downward

500

A vertical line that runs through the vertex is called..

What is Axis of Symmetry

Misc

100

When the vertex is the highest point of a parabola, what is it called?

What is maximum

200

When the vertex is the lowest point of the parabola, what is it called?

What is minimum

300

The different names for solutions of a quadratic

What is roots, zeros, and x-intercepts

400

Equation for quadratic's parent function?

What is y=x²

500

Domain of a quadratic function?

What is all real numbers or all x values

Forms of a Quadratic

100

Standard form

What is ax²+bx+c

200

Quadratic formula

What is x=-b+-sqrtb²-4ac divided by 2a

300

Discriminant

What is b²-4ac

400

What property is used to solve a quadratic in factored form?

What is zero product property

500

When finding the vertex or minimum/mazimum, you can use this formula..

What is x = -b/2a