Complex Numbers

Front

What does i² equal?

Back

-1

Front

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

Back

Front

Simplify.

Back

5i

Front

√-81

Back

9i

Front

How do you write a complex number? Options: a-bi, a+bi, ai+b, ai-b

Back

a+bi

Front

Back

-5

Front

Simplify: √-108

Back

6i√3

Front

Simplify -4√-63

Back

-12i√7

Front

Simplify: (10+ 15i) - (48 - 30i)

Back

-38 + 45i

Front

Find the sum.
(5-2i) + (-7+8i)

Back

-2+6i