document.write( "Question 711244: (8 + i) (2 + i) \n" ); document.write( "

Algebra.Com's Answer #437336 by tutor_paul(519) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%288%2Bi%29%282%2Bi%29\"$
\n" ); document.write( " $\"16%2B2i%2B8i%2Bi%5E2\"$
\n" ); document.write( "Simplify the i terms:
\n" ); document.write( " $\"16%2B10i%2Bi%5E2\"$
\n" ); document.write( "i^2=-1, so substitute that:
\n" ); document.write( " $\"16%2B10i-1\"$
\n" ); document.write( "Simplify and you are done:
\n" ); document.write( " $\"highlight%2815%2B10i%29\"$
\n" ); document.write( "=================
\n" ); document.write( "Good Luck,
\n" ); document.write( "tutor_paul@yahoo.com \n" ); document.write( "

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