🛠️ JEE➗ Maths

Let the sets \(A\) and \(B\) denote the domain and range respectively of the function \(f(x)=\frac{1}{\sqrt{[x]-x}}\), w…

Q1

Let the sets \(A\) and \(B\) denote the domain and range respectively of the function \(f(x)=\frac{1}{\sqrt{[x]-x}}\), where \([x]\) denotes the smallest integer greater than or equal to \(x\). Then among the statements \(\left(\mathrm{S}_1\right): A \cap B=(1, \infty)-N\) and \[
\left(\mathrm{S}_2\right): A \cup B=(1, \infty)
\]

[JEE Main 2023, 6 Apr (Shift 2)]

a

Only \(\left(\mathrm{S}_1\right)\) is true

b

Both \(\left(\mathrm{S}_1\right)\) and \(\left(\mathrm{S}_2\right)\) are true

c

Neither \(\left(\mathrm{S}_1\right)\) nor \(\left(\mathrm{S}_2\right)\) is true

d

Only \(\left(\mathrm{S}_2\right)\) is true

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