document.write( "Question 1147294: Solve for n
\n" ); document.write( "n!/4!(n-2)! =3 \n" ); document.write( "

Algebra.Com's Answer #768607 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "Cancel (n-2)! in both the numerator and denominator.   You will get\r\n" );
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document.write( "     = 3,    or\r\n" );
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document.write( "     = 3.\r\n" );
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document.write( "It is equivalent to\r\n" );
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document.write( "    n*(n-1) = 3*24 = 72.     (1)\r\n" );
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document.write( "Now quickly guess the solution  n =  .      ANSWER\r\n" );
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document.write( "     // --- There was a typical \"typo\" in my original post, which I just fixed here. ---\r\n" );
document.write( "     //     Thanks to tutors who noticed it (!)\r\n" );
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document.write( "Or, if you want to solve equation (1) algebraically, then please do it . . . \r\n" );
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