document.write( "Question 1036475: If there are five lamps in a room​, in how many ways can there be one lamp that is on and four lamps that are off​ \n" ); document.write( "
Algebra.Com's Answer #651151 by Boreal(15235)\"\" \"About 
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Any one of the lamps may be the one with the light on: that would be 5
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