document.write( "Question 434091: what is the answer to (4i - 2)(5-i)
\n" ); document.write( "where i=square root of -1
\n" ); document.write( "

Algebra.Com's Answer #300831 by sudhanshu_kmr(1152)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "(4i - 2)(5-i) \r
\n" ); document.write( "\n" ); document.write( "= 20i -4i^2 -10 +2i\r
\n" ); document.write( "\n" ); document.write( "= 20i + 4 -10 + 2i\r
\n" ); document.write( "\n" ); document.write( "= -6 + 22i\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );