document.write( "Question 814159: Multiply and simplify answer: 2i ( -4 - i ) squared. \n" ); document.write( "
Algebra.Com's Answer #492071 by LinnW(1048)\"\" \"About 
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2i ( -4 - i ) = 2i ( 16 +8i + i^2 )
\n" ); document.write( " = 32i + 16i^2 +2i^3
\n" ); document.write( " = 32i + 16(-1) + 2( -i )
\n" ); document.write( " = 32i - 16 -2i
\n" ); document.write( " = 30i - 16
\n" ); document.write( " = -16 + 30i
\n" ); document.write( "
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