document.write( "Question 1162316: Find m^2 + 1/m^2 if m + 1/m =9. \n" ); document.write( "

Algebra.Com's Answer #786101 by ikleyn(52814) $\"\"$ $\"About$

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document.write( "If   +  = 9, \r\n" );
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document.write( "then, squaring,  you get\r\n" );
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document.write( "     +  +  = 81,\r\n" );
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document.write( "or\r\n" );
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document.write( "     +  = 81 - 2 = 79.\r\n" );
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document.write( "ANSWER.  If   +  = 9,  then    +  = 79.\r\n" );
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