Question

The set of complex numbers is the set of all numbers of the form a + bi, where a and b are real numbers and i =√-1. True or False?

Answer 1

what do you think?

Answer 2

I could say yes, and then you are done. Or you could look up the definition on google and make sure.(because I could be wrong)

Answer 3

I think its true.

Answer 4

it is

Answer 5

by definition the complex numbers are the extension of the reals that contain all the real numbers and any multiple/sum of sqrt{-1} i.e. a+bi where a and b are real.



and they did all this, just so they would have a solution to \(x^2+1=0\). Crazy people.....

Answer 6

Thank you so much!

Answer 7

Rationalize the denominator of the fraction below. What is the new denominator?
A. 15
B. 3
C. -27
D. -3