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Question

The domain of the function f(x)=3+2[x][x]2, where [.] represents the greatest integer function is

A
(2,3]
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B
(2,4)
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C
[1,4)
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D
[1,3]
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Solution

The correct option is C [1,4)
3+2[x][x]20
[x]22[x]30
([x]+1) ([x]3)0
1[x]3
1x<4

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