Re: Another inequality challange?

If a and b are integers, and |a| > |b|, is a · |b| < a – b? (1) a < 0 (2) ab 0 OA: E Anyone for an easy explination? Given-|a|>|b| four possiblities-a=-3,b=-2 a=-3,b=2 a=3,b=-2 a=3,b=2 stmt 1:a<0 two possiblities left a=3,b=-2 a=3,b=2 stmt 2:ab=0 it means a.|b|=0 0<a-b? we ve four possiblits for a ...

Re: og ds 143

If m>0 N>0 is, (m+x)/(n+x)>m/n? st. 1 m<n st. 2 x>0 answer is c I simplified this down to is n>m? Did I over simplify this statement. I cross multiplied giving (m+x)(n)>(m)(n+x) then got ----> (mn)(xn)>(mn)(xn) ----> cancel out the mn's on both sides. Left with xn>mx subtract the x's from one side ...

stop@800 wrote:

stubbornp wrote:oa is not 2/3

it shud be 4/9.

Re: og ds 105

Is absolute value x = y-z? 1. x+y=z 2. x<0 qa is c question is rephrased as is x < y-z? Is x>-y+z? is there a concrete way to justify C. stmt 1:x+y=z x=z-y x can be +ve or -ve...--insufficient stmt b-x<0--dont have anything for y and z--insufficient by combinig both, we come to know x=z-y and x<0 m...

OA A

orps1

orps1

SC2

Answers with explanations pls---