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How do you find the cube root of z = 1 + i?

Firstly we express z in polar form:
 
z = Reiθ
 
where |z| = (Re2 + Im2)0.5 = (12 + 12)0.5 = 2

AE
18968 Views

How do you calculate the Earth's escape velocity?

The escape velocity is the speed that an object must have in order to have enough energy to escape the Earth's gravitational field. To calculate the escape velocity, we can apply the principle of Conserva...

AE
Answered by Aldwyn E. • Physics tutor
25158 Views

How do I write an effective introduction for an English essay?

Planning

The key to writing a good essay introduction is to plan your answer first. This is more difficult in an exam than for...

SP
37027 Views

What are the differences/similarities between perfect competition and monopolistic competition?

Economists can predict and describe the nature of a firm based upon its existing size, structure, behaviour and relationship to other firms (market power). This is known as theory of the firm<...

OJ
Answered by Olivia J. • Economics tutor
86008 Views

What is standard deviation and how does it work for non-grouped data?

Standard deviation is the spread of data around the mean value. It is useful for evaluating the spread of a selection of data, and is used to compare multiple ...

SW
Answered by Savannah W. • Maths tutor
4768 Views

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