document.write( "Question 619054: Please help!
\n" ); document.write( "I simplified (3+i)^2 and got 9-1 but it was wrong.
\n" ); document.write( "thanks
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Algebra.Com's Answer #389290 by Alan3354(69443)\"\" \"About 
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(3+i)^2
\n" ); document.write( "= (3+i)*(3+i)
\n" ); document.write( "= 9 + 6i + i^2
\n" ); document.write( "= 9 + 6i - 1
\n" ); document.write( "= 8 + 6i
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