Problem !!

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Problem !!

by barira1 » Thu Jan 21, 2010 4:02 am
If the operation â—™ is defined for all a and b by the
equation a â—™ b = 3
a2b , then 2 â—™ (3 â—™ - 1) =


(A)4
(B)2
C)-4/3
(D)- 2
(E)- 4
Last edited by barira1 on Thu Jan 21, 2010 4:32 am, edited 1 time in total.

Senior | Next Rank: 100 Posts
Posts: 67
Joined: Sun May 31, 2009 9:46 pm
Location: Karachi
Thanked: 1 times

by barira1 » Thu Jan 21, 2010 4:31 am
If the operation â—™ is defined for all a and b by the
equation a â—™ b = 3
a2b , then 2 â—™ (3 â—™ - 1) =
(A) 4
(B) 2
C) -4 / 3
(D) - 2
(E) - 4