Complex Number Test Review

Front

What does i² equal?

Back

-1

Tags

CCSS.HSN.CN.A.1

Front

What is i raised to the power of 13?

Back

i

Tags

CCSS.HSN.CN.A.2

Front

What is the conjugate of i + 4?

Back

-i + 4

Tags

CCSS.HSN.CN.A.3

Front

Simplify the expression √(-16).

Back

4i

Front

What is i raised to the power of 66?

Back

-1

Tags

CCSS.HSN.CN.A.2

Front

What is the definition of 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.

Tags

CCSS.HSN.CN.A.1

Front

What is the imaginary unit 'i'?

Back

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

Tags

CCSS.HSN.CN.A.1

Front

What is the modulus of a complex number z = a + bi?

Back

The modulus is |z| = √(a² + b²).

Front

What is the argument of a complex number?

Back

The argument is the angle θ in polar coordinates, given by θ = arctan(b/a).

Front

How do you add two complex numbers?

Back

Add the real parts and the imaginary parts separately: (a + bi) + (c + di) = (a + c) + (b + d)i.

Tags

CCSS.HSN.CN.A.2