Complex Numbers Unit 6

Front

What is the square root of -36?

Back

6i

Front

Calculate (15 - 7i) - (4 - 6i).

Back

11 - i

Front

Calculate (-5 - 3i) + (7 - 5i).

Back

2 - 8i

Front

What is i raised to the power of 46?

Back

-1

Front

Solve for x: 27 = 5 - 2(2x - 4)².

Back

x = 2 ± (i√11)/2

Front

Define a complex number.

Back

A complex number is a number that can be expressed in the form a + bi, where a and b are real numbers and i is the imaginary unit.

Front

What is the imaginary unit 'i'?

Back

The imaginary unit 'i' is defined as the square root of -1.

Front

What is the standard form of a complex number?

Back

The standard form of a complex number is a + bi, where a is the real part and b is the imaginary part.

Front

How do you add complex numbers?

Back

To add complex numbers, add their real parts and their imaginary parts separately.

Front

How do you subtract complex numbers?

Back

To subtract complex numbers, subtract their real parts and their imaginary parts separately.