Bunuel wrote:
GMAT98 wrote:
I want to know where is the error in following method for statement 2
1 < la-bl
la-bl > 1
then
a-b > 1 or a-b< -1
a-b > 1 or b-a> 1
sinceboth sides are positive forfirst possibility
1/(a-b) < 1 or 1 < b-a ( i think problem is here)![Image]()
combining
1/(a-b) < 1 < b-a
1/(a-b)< b-a
therefore yes... i know i am wrong somewhere.. but where
1 < la-bl
la-bl > 1
then
a-b > 1 or a-b< -1
a-b > 1 or b-a> 1
sinceboth sides are positive forfirst possibility
1/(a-b) < 1 or 1 < b-a ( i think problem is here)
combining
1/(a-b) < 1 < b-a
1/(a-b)< b-a
therefore yes... i know i am wrong somewhere.. but where
...