document.write( "Question 625331: Simplify the following product of complex numbers.\r
\n" ); document.write( "\n" ); document.write( "(-3 + 2i) . (-4 - 8i)\r
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\n" ); document.write( "\n" ); document.write( "Thank you...For any help please so how you did it
\n" ); document.write( "so I can learn.. OKay?
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Algebra.Com's Answer #393489 by Alan3354(69443)\"\" \"About 
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Simplify the following product of complex numbers.\r
\n" ); document.write( "\n" ); document.write( "(-3 + 2i)*(-4 - 8i)
\n" ); document.write( "Use the * for multiply
\n" ); document.write( "(-3 + 2i)*(-4 - 8i) = -3*(-4 - 8i) + 2i*(-4 - 8i) same as any 2 binomials
\n" ); document.write( "= 12 + 24i - 8i - 16i^2
\n" ); document.write( "= 12 + 16i - 16i^2
\n" ); document.write( "i^2 = -1
\n" ); document.write( "--> 12 + 16i + 16
\n" ); document.write( "= 28 + 16i
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