WTW Quadratics-factoring, formula, vertex and roots

Solve by factoring

100

Solve

x²+2x=3

x=1, -3

200

x²+16=10x

x=2,8

300

Solve 18x²-3x=6

x=2/3, -1/2

400

Solve 6x²+x-2=0

x=-2/3, 1/2

500

2x²-8=31x-2x²

x=8, -1/4

Quadratic Formula

100

What is the formula?

x= 

200

3x²+2x=2

x= -1+-sqrt7 /3

300

x²+10x+4=0

-5+-sqrt 21=x

400

8x³-1=0

x= 1/2, (-1+-i)/4

500

27-64x³=0

x=-3/4, (3+-3i sqrt3)/8 

Vertex

100

How do you find the x coordinate for the vertex for an equation in standard form?

x=-b/2a

200

How do you find the  x coordinate of the vertex for an equation in intercept form?

Find the zeros and then find the middle or the average of the zeros.

300

Find the vertex: x²+10x-10=f(x)

(-5,-40)

400

vertex? (x-4)(x+2)= f(x)

(1,-9)

500

Find the vertex: (x+3)(x)=g(x)

(-1.5,-2.25)

Solve by square roots

100

x²=81

x=9,-9

200

(x-4)²-16=0

x=0,8

300

1/2(x-8)²-28=-10

x=2,14

400

2/3(x+5)²=-6

-5+-3i=x

500

2(x+7)²-24=0

x=-7+-2sqrt3

Fun

100

Who else can lift Thor's hammer?

Captain America

200

What is the name of the character that proposes to Anna in Frozen?

Hans

300

What color eyes do most humans have?

Brown

400

Who is Peter Parkers best friend?

Ned

500

Bugs Bunny is always avoiding what character?

Elmer Fudd