Quadratics

Random

100

What is this called?   U

A Parabola

200

How can you tell if a parabola will shift up?

If C is +/-

300

How can you tell if the parabola will open up or down?

If A is +/-

400

(15x-6)(-2x+12)

-30x²+192x-72

500

(-43x-53)(-13x+90)

5592x²-3181x+4470

Formulaes

100

How do you get the Y intercept?

Find C

200

What is the Quadratic Formula?

Ax+Bx+C

300

What is the easy way to find what X is?

Factor 

400

What is another way?

X and Y Charts

500

What is the long way to find X?

X= -b+/- the square root of B² -4AC 

Over 2A

Quadratics with Factoring

100

Solve

X²-2X+1

(-1,-1)

200

3X²+7X+4

(3,4)

300

12X²-5X+6

(-2,-3)

400

12X²-18X+6

(-12,-6)

500

10X²-23X-33

(-33,10)

Foiling

100

(-x+5)(x-1)

-X²+4X-5

200

(x+8)(-x+12)

-x²+4x+96

300

(-2x+6)(-x-18)

-2x²+30x-108

400

(-10x+6)(x+9)

-10²-84x+54

500

(-3x+12)(-x+15)

x²+33x+180

XY Charts for Quadratics

100

f(x)=4x2-3x+8

0,8

1,9 

2,18

200

f(x)=-2x²+5x-8

0,8

1.108,0

-1.108,0

300

f(x)=-3x²-2x+1

1,0

2.1,-10.03

-2,-10.03

400

f(x)=4x²-7x+32

0,32

-2,34

2,34

500

f(x)=12x2-15x+20

0,20

2,38

-2,38