document.write( "Question 943447: (8+5i)^2 \n" ); document.write( "

Algebra.Com's Answer #575195 by nerdybill(7384) $\"\"$ $\"About$

You can put this solution on YOUR website!
(8+5i)^2
\n" ); document.write( "(8+5i)(8+5i)
\n" ); document.write( "applying FOIL:
\n" ); document.write( "64 + 40i + 40i + 25i^2
\n" ); document.write( "64 + 80i + 25i^2
\n" ); document.write( "64 + 80i + 25(-1)
\n" ); document.write( "39 + 80i\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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