document.write( "Question 136421: multiply (6+2i)^2=(6+2i)(6+2i)
\n" ); document.write( " =6^2+6(2i)+6(2i)+(2i)^2
\n" ); document.write( " =36+12i+12i+4(i^2)
\n" ); document.write( " =36+14i+4(-1) Note:i^2=-1
\n" ); document.write( " =36+14i-4
\n" ); document.write( " =36-4+14i
\n" ); document.write( " =32+14i \n" ); document.write( "

Algebra.Com's Answer #99943 by tns_tutor5000(9) $\"\"$ $\"About$

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