Complex Numbers

Front

What does i² equal?

Back

-1

Front

(2 + 3i)²

Back

-5 + 12i

Front

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

Back

2-19i

Front

(-5 + 10i)(-5 - 10i) = 125

Back

True

Front

Simplify: \( \frac{4x^2 - 9}{2x^2 - 3x} \)

Back

Front

Simplify i²³

Back

-i

Front

Simplify -4√-63

Back

-12i√7