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how to solve cube painting probems tht r in CTS paper.....
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Total Answers and Comments: 4 Last Update: August 25, 2006     Asked by: Harry 
  
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August 20, 2006 10:59:17   #1  
radibioinfo Member Since: February 2006   Contribution: 31    

RE: how to solve cube painting probems tht r in CTS pa...
The cube is painted red and is cut to 27 equal pieces. The center of the each face will have one small cube tat has only one face painted red so a total of 6. the comin to two faces painted red the adjacent faces to the one face towards both axis therefore 4+ 3 +3 +2 that is 12. comin to 3 faces there are vertex tat will be painted red total vertex 8. and one at the core tat has no face painted red.soOne face 6Two face 12Three face 8no face 1Total 27.No solution as equation.
 
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August 21, 2006 11:01:59   #2  
poornima saratha        

RE: how to solve cube painting probems tht r in CTS pa...

3 side painting 8

2 side painted 12(n-2)

1 side painted 6(n-2)^2

0 side painted (n-2)^3


 
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August 21, 2006 14:44:21   #3  
Prasana        

RE: how to solve cube painting probems tht r in CTS pa...

Hey.........

we have formula to solve cube sum

one side painted ((x-2)^2)*6

2 (x-2)*12

3 always 8 is ans(i.e. 8 corner of cube)

unpaintd ((x-2)^3)

where x- side of cube


 
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August 25, 2006 12:05:43   #4  
shylaja        

RE: how to solve cube painting probems tht r in CTS pa...
tell me the step to do painting prob
 
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