linear
quadratic
exponential
multiplication
random
100

3x-2y=-16

3/2

100

3x2-5x+2=0

x1=2/3

x1=1

100

97+102=

4783069

100

111*2

222

100

what is the area of a circle 

64

200

8x-3y=-3

8/3

200

8x2-2x-2=0

x=R

real solutions

200

108+73=

100000343

200

80*4

320

200

420/2

210

300
24x-37y=-2

24/37

300

x2-5x+6=0

x1=2

x1=3

300

64+44=

1552

300

90*7

630

300

389+897=

1286

400

8x-2y=-2

4

400

4x2-5x-12=0

x1=1.21636

x2=2.46636

400

83-43=

448

400

56*4

224

500

8x-80y=-2

1/10

500

9x2-5x-12=0

x1=-0.909864

x2=1.46542

500

52+182=

349

500

120*66

7920