Q1)
If K is an integer,what is the value of K?
1) (K-1)(K-3)<0
2) (K-5)(K-1)(K-3)(K-6)<0
Thanks
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soni_pallavi
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IMO D
(1) Can be easily rewritten as 1<k<3
as one of the products has to be negative
Hence k = 2
(2) One of the products has to be negative or 3 of them have to be negative
The latter is not possible since 5,6 are consecutive integers and k has an integer value
Once again 1<k<3
Hence k = 2
Answer D
(1) Can be easily rewritten as 1<k<3
as one of the products has to be negative
Hence k = 2
(2) One of the products has to be negative or 3 of them have to be negative
The latter is not possible since 5,6 are consecutive integers and k has an integer value
Once again 1<k<3
Hence k = 2
Answer D
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