algebra 1

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khiten15: Newbie | Next Rank: 10 Posts; Posts: 6; Joined: Wed Feb 03, 2010 12:20 am; Location: mumbai

algebra 1

by khiten15 » Mon Mar 29, 2010 9:54 am

what is the remainder when (X+6) divides 2x raised to 2 +5x raised to 2-3

a: -255
b: 0
c: 25
d: 255
e: 639[/list]

Source: Beat The GMAT — Problem Solving | Mon Mar 29, 2010 9:54 am

sgarnepudi: Junior | Next Rank: 30 Posts; Posts: 20; Joined: Sat Sep 13, 2008 11:30 am

by sgarnepudi » Mon Mar 29, 2010 9:58 am

is it 2x raised to 2 +5x raised to 2-3x

khiten15: Newbie | Next Rank: 10 Posts; Posts: 6; Joined: Wed Feb 03, 2010 12:20 am; Location: mumbai

by khiten15 » Mon Mar 29, 2010 10:02 am

no its minus 3 only...

sgarnepudi: Junior | Next Rank: 30 Posts; Posts: 20; Joined: Sat Sep 13, 2008 11:30 am

by sgarnepudi » Mon Mar 29, 2010 10:05 am

Ans is B

khiten15: Newbie | Next Rank: 10 Posts; Posts: 6; Joined: Wed Feb 03, 2010 12:20 am; Location: mumbai

by khiten15 » Mon Mar 29, 2010 10:10 am

can u explain how?

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