Mathi

1 Questions
13 Answers

0

1229

4

+35

i Fun Fact

I already know the answer to this, I'm just spreading it to the world. If you do not understand the concepts of i as the principal square root of -1, or the trigonometric sign cosine, you won't understand this. So, the question is: what is the cosine of i read more ..

Mathi May 17, 2012