document.write( "Question 50729: simplify:\r
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Algebra.Com's Answer #33780 by AnlytcPhil(1806) $\"\"$ $\"About$

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       (4 + 3i)²\r
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document.write( "    (4 + 3i)(4 + 3i)\r
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document.write( "       Use FOIL\r
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document.write( "  16 + 12i + 12i + 9i²\r
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document.write( "Combine two middle terms
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document.write( "          and
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document.write( "Use the fact that i² = -1\r
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document.write( "    16 + 24i + 9(-1) \r
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document.write( "      16 + 24i - 9\r
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document.write( "        7 + 24i\r
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document.write( "Edwin \n" );
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