Complex Numbers Flashcards
1
Q
Complex Conjugate
A
The complex conjugate of a complex number is the number obtained by flipping the sign of its imaginary part.
2
Q
Complex Number
A
A complex number is a number consisting of a real part and an imaginary part. A complex number is an element of the complex plane.
3
Q
Complex Plane
A
The complex plane is a term for the set of all complex numbers. Just as all real numbers can be imagined as lying on a line, all complex numbers can be thought of as points in a plane.
4
Q
“i”
A
“i” is the symbol used to denote the principal square root of -1, also called the imaginary unit.
5
Q
Imaginary Number
A
In mathematics, an imaginary number is multiple of the imaginary unit i (the square root of -1).
