Imaginary and Complex Numbers Test

Front

Calculate: (4 − 7i) − (-3 + 6i)

Back

7 − 13i

Front

Simplify √-45

Back

3i√5

Front

What is i^79?

Back

-i

Front

Simplify: -4 (13 + 5i)

Back

-52 − 20i

Front

Simplify: (-3i)(4i)(-5i)

Back

-60i

Front

Define imaginary numbers.

Back

Numbers that can be written as a real number multiplied by the imaginary unit i, where i = √-1.

Front

Define complex numbers.

Back

Numbers that have a real part and an imaginary part, expressed as a + bi, where a and b are real numbers.

Front

What is the value of i^2?

Back

-1

Front

What is the conjugate of a complex number a + bi?

Back

a - bi

Front

How do you add complex numbers?

Back

Add the real parts and the imaginary parts separately.