I can solve quadratics using quadratic formula

Super Easy

100

x²-6x+9=0

x=3

200

x²-2x-3=0

x= 3, -1

300

x²-5x+6=0

x= 2,3

400

2x²-4x=0

x= 0,2

500

x²+7x+10=0

x= -2, -5

Easy

100

x²+4x-5=0

x= -5, 1

200

x²-3x-10=0

x= 5, -2

300

3x²-6x=0

x= 0, 2

400

x²-x-12=0

x= 4, -3

500

2x²+5x-3=0

x= ½, -3

Medium

100

2X MULTIPLER

2x²-8x+6=0

x=1, 3

200

3x²+x-2=0

x= -1, 2/3

300

2X MULTIPLIER

x²+6x+5=0

x= -5, -1

400

5x²-3x-2=0

x= -2/5, 1

500

4x²+4x+1=0

x= -½

Hard

100

2X MULTIPLIER

4x²-4x-8=0

x= 2, -1

200

5x²-10x+5=0

x= 1

300

6x²-x-1=0

x= 1/3, -1/2

400

3x²-2x-1=0

x= -1/3, 1

500

2X MULTIPLER

7x²-21x+14=0

x= 1, 2

Extremely Hard

100

9x²-15x+6=0

x= 2/3, 1

200

10x²-13x+3=0

x= 3/10, 1

300

2X MULTIPLIER

8x²-2x-3=0

x= 3/4, -1/2

400

11x²-x-10=0

x= -10/11, 1

500

12x²-7x+1=0

x= 1/4, 1/3