document.write( "Question 71551: Write the expression as a complex number in standard form.\r
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document.write( "a) 8/1+i
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document.write( "b) -5-3i/4i
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document.write( "c) 2+5i/5+2i \n" );
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Algebra.Com's Answer #51178 by venugopalramana(3286)![]() ![]() You can put this solution on YOUR website! Write the expression as a complex number in standard form. \n" ); document.write( "a) 8/1+i = [8*(1-I)]/[(1+I)(1-I)]=[8-8I]/(1+1)=4-4I \n" ); document.write( "b) -5-3i/4i =-[5+3I][I]/[5I*I]=[-5I+3]/(-5)=(-3/5)+I \n" ); document.write( "c) 2+5i/5+2i = [(2+5I)(5-2I)]/[(5+2I)(5-2I)]=[10-4I+25I+10]/[25+4]=[20-21I]/29 \n" ); document.write( "=(20/29)-(21/29)I \n" ); document.write( " |