document.write( "Question 740834: Write the expression (3 − 9i) + (4 + 5i) as a complex number in standard form. \n" ); document.write( "
Algebra.Com's Answer #451726 by lynnlo(4176)\"\" \"About 
You can put this solution on YOUR website!
(3-9i)+(4+5i)
\n" ); document.write( "3+4============7
\n" ); document.write( "9i-5i==========4i
\n" ); document.write( "=====7-4i
\n" ); document.write( "
\n" );