What are complex numbers?

A complex number is a number made up of a real and imaginary part. 

CW
Answered by Chris W. Maths tutor

6144 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Express 5cosx - 3sinx in the form Rcos(x+a).


When solving a trigonometric equation, like sin(x) = -1/3 for 0 ≤ x < 2π, why do I get an answer outside the range? Why are there many correct answers for the value of x?


How do I simply differentiate and what does a differential mean?


What is the angle between the position vectors a and b, where a = (6i - j + 3k) and b = (-4i + 2j + 10k)?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning