document.write( "Question 188747: nP2 = 12. Solve for n. \n" ); document.write( "

Algebra.Com's Answer #141561 by edjones(8007) $\"\"$ $\"About$

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nP2=12
\n" ); document.write( "n!/(n-2)!=12
\n" ); document.write( "4*3=12
\n" ); document.write( "4*3*2/2=12
\n" ); document.write( "(n-2)!=2!
\n" ); document.write( "n=4
\n" ); document.write( ".
\n" ); document.write( "Ed
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