1.

Let f(x)={[sqrt(n^(2)+1)]-[sqrt(n^(2)+x)]}^(1//2),where [.] is the greatest inger function and n in N then the value of x for which f(x) is defined

Answer»

`SQRT(K)`, where `k=0, 1, 2........n`
`[-n^(2), 2n+1)`
`[0,2n+1)`
N

Answer :A::B::C


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