What is the complex conjugate of -2?

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Answer 1 · 2015-12-23T04:45:54

#-2#

First write #-2# as a complex number in #a+bi# form.

#-2=>-2+0i#

To find a complex conjugate, switch the sign of the imaginary part.

Thus, the complex conjugate of

#-2+0i#

is

#-2-0i#

which is still equal to

#-2#