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Mathematics 7 Online
OpenStudy (anonymous):

....

OpenStudy (jango_in_dtown):

-6+i / -5+i multiply numerator and denominator by the conjugate of -5+i which is -5-i

OpenStudy (jango_in_dtown):

then you will get (-6+i)(-5-i)/26=

OpenStudy (jango_in_dtown):

(31+i)/26

OpenStudy (jango_in_dtown):

=31/26 + i 1/26

OpenStudy (jango_in_dtown):

@jillianbrooks

OpenStudy (jango_in_dtown):

the denominator is (-5+i)(-5-i)=(-5)^2-(-i^2=25-(-1)=25+1=26

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