Simplifying Radical
Imaginary Numbers
Complex Add and Subtract
Powers of i
Complex Solutions
100

This is the square root of 16.

What is 4?

100

This is what i is equivalent to.

What is the square root of -1?

100

This is the sum of (3 + 2i) + (4 + 5i).

What is 7+7i?

100

This is i8.

What is 1?

100

These are the solutions to the equation x2 = -4.

What are +or- 2i?

200

This is the square root of 400.

What is 20?

200

This is the square root of -4.

What is 2i?

200

This is the sum of (9 + 5i) + (5 - 9i).

What is (14 - 4i)?

200

This is i19.

What is -i?

200

These are the solutions to the equation x2 = -27

What are +or- 3i*sqrt(3)?

300

This is the square root of 8 simplified.

What is 2sqrt(2)?

300

-1 is the answer if you raise i to this power.

What is 2?

300

This is the sum of (-6 + 4i) + (-7 - 4i).

What is -13?

300

This is i38.

What is -1?

300

These are the solutions for 4x2 = -20.

What are +or- i*sqrt(5)?

400

This is the square root of 28 simplified.

What is 2sqrt(7)?

400

This is the square root of -20 simplified.

What is 2i*sqrt(5)?

400

This is (7 + 3i) - (-2 + 2i) simplified.

What is 9 + i?

400

This is i101.

What is i?

400

These are the solutions to 6x2 + 1 = -5.

What are +or- i?

500

This is the square root of 147.

What is 7sqrt(3)?

500

Complex numbers help find solutions to these functions with x squared in the equation.

What are quadratics (parabolas)?

500

This the difference of (17 - 5i) - (-5 + 8i).

What is 22 - 13i?

500

This is i-1.

What is -i?

500

These are the solutions to (x+2)= -9.

What are -2 +or- 3i?