Complex Numbers

Front

(3 + 2i) + (4 - 5i)

Back

7 - 3i

Front

(4 - 2i) - (3 + 6i)

Back

1 - 8i

Front

What does i² equal?

Back

-1

Front

The expression (2 + 3i)² is equal to

Back

-5 + 12i

Front

(3 + 8i)(-2 - i)

Back

2-19i

Front

√-36

Back

6i

Front

Simplify.

Back

Front

(3+8i)(-2-i)

Back

2-19i

Front

(2i)(3i)

Back

-6

Front

(3i)(-2+4i)

Back

-12-6i