document.write( "Question 377769: what are the steps for solving a problem such as (6-3i)(4+2i) ? \n" ); document.write( "
Algebra.Com's Answer #268450 by Alan3354(69443)\"\" \"About 
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what are the steps for solving a problem such as (6-3i)(4+2i) ?
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\n" ); document.write( "Multiply the same as any 2 binomials.
\n" ); document.write( "(6-3i)(4+2i)
\n" ); document.write( "= 6(4+2i) - 3i(4+2i)
\n" ); document.write( "= 24+12i - 12i - 6i^2
\n" ); document.write( "= 24+12i - 12i + 6
\n" ); document.write( "= 24 - 6
\n" ); document.write( "= 18
\n" ); document.write( "---------
\n" ); document.write( "Or,
\n" ); document.write( "(6-3i)(4+2i)
\n" ); document.write( "= 3(2-i) * 2(2+i)
\n" ); document.write( "= 6*(2-i)(2+i)
\n" ); document.write( "= 6*(3+1)
\n" ); document.write( "= 18
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