Imaginary Numbers Better Name. On the other hand if y happens to be 0 then that complex number x 0 i is a real number and written x. The word imaginary however can be misleading.
The square of an imaginary number bi is b 2 for example 5i is an imaginary number and its square is 25 by definition zero is considered to be both real and imaginary. But the imaginary name has stuck. On the other hand if y happens to be 0 then that complex number x 0 i is a real number and written x.
2 rotations points you backwards i i 1 4 rotations spins you around fully i 4 1.
But then people researched them more and discovered they were actually useful and important because they filled a gap in mathematics. Imaginary was a derogatory name from critics gauss wanted them called lateral numbers what does i mean. Think of a different term you could use to. But then people researched them more and discovered they were actually useful and important because they filled a gap in mathematics.