The Imaginary Number
Operations with complex numbers
The Discriminant
Using the Quadratic Formula
Solving Linear-Quadratic Systems
100

√-9

What is 3i

100

(5 - 6i) + (9 + 9i)

What is (14 + 3i)

100

Number of solutions if the discriminant is (-4)2-(4)(2)(1)

What is two  real solutions

100

The solutions to 

2x2 + 9x +4 = 0

What is -4 and -1/2

100

This is the most solutions you could have in a linear-quadratic system

What is 2

200

√-14

What is i√14

200

(9 + 5i) - (-8 + i)

What is (17 + 4i)

200

Number of solutions for the equation x- 8x + 7 = 0

What is 2 real solutions

200

The solutions to 

2x2 - 6 = 120

What is ±3√7

200

This is the least solutions you could have in a linear-quadratic system

What is 0

300

√-50

What is 5i√2

300

8i + (-7 - i)

What is (-7 + 7i)

300

What is the discriminant of -3x2 +5x - 11 = 0

What is -107

300

The solutions to 

-4x2 = 5x + 9

What is No Real Solutions

300

The solutions to the following system of equations:

y = 2x & x2 + y2 = 5

What is (1, 2) & (-1, -2)

400

i34 simplified 

What is i2 or -1

400

(9 + 8i)(5 - 5i)

What is (85 - 5i)

400

Number of solutions for x2 - 9x = -8

What is 2 real solutions

400

The solutions to

x2 - 10x + 25 = 54

What is 5 ± 3√6

400

The solutions to the following systems of equations:

y = 3x + 6 & y = (x + 4)2 - 10

What is (0, 6) & (-5, -9)

500

i203 simplified

What is i3 or -√i

500

(4 + 9i)2

What is (-65 +72i)

500

Number of solutions for -6x2 - 7x -13 = 3

What is 2 complex solutions

500

The solutions to

3x2 + 6x + 4 = 0

What is (-3 ± i√3)/3

500

The solutions to the following systems of equations:

y = 5 & y = 2x2 - 16x +29

What is (6, 5) and (2, 5)