DS Question

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DS Question

by simplythebest » Wed Jun 06, 2007 2:22 am
If a and b are positive, is (a-1 + b-1)-1 less than (a-1b-1)-1?
(1) a = 2b
(2) a + b > 1

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Re: DS Question

by jayhawk2001 » Wed Jun 06, 2007 6:20 am
simplythebest wrote:If a and b are positive, is (a-1 + b-1)-1 less than (a-1b-1)-1?
(1) a = 2b
(2) a + b > 1
can you please clarify what a-1b-1 is ? is it the product of a-1 and b-1 ?