What is the complex conjugate of #3i+4#?
2 Answers
If
A conjugate of a complex number is a number with the same real part and an oposite imaginary part.
In the example :
So the conjugate has:
So
Note to a question : It is more usual to start a complex number with the real part so it would rather be written as
Explanation:
To find a complex conjugate, simply change the sign of the imaginary part (the part with the
As a general rule, the complex conjugate of
Notice that
Therefore, the complex conjugate of