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abhijeet_g
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Is w greater than 1?
1. w+2 > 0
2. w^2 > 1
My approach:
1. w+2 >0 then w> -2 Not sufficient
2. w^2 > 1 then w >1 or w < -1. Not sufficient
Combining 1 & 2, we get -2 < w < -1 and hence w < 1. My answer : C
But OA is E. Can anyone explain?[/b]
1. w+2 > 0
2. w^2 > 1
My approach:
1. w+2 >0 then w> -2 Not sufficient
2. w^2 > 1 then w >1 or w < -1. Not sufficient
Combining 1 & 2, we get -2 < w < -1 and hence w < 1. My answer : C
But OA is E. Can anyone explain?[/b]
