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Short Quiz - Chapter 1 Class 12 Relation and Functions

Chapter 1 Class 12 Relation and Functions | 5 questions

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Question 1 of 5
Question 1 of 5
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Let \(f: \mathbf{R} \rightarrow \mathbf{R}\) be defined by \(f(x)=\sin x\) and \(g: \mathbf{R} \rightarrow \mathbf{R}\) be defined by \(g(x)=x^2\), then \(f \circ g\) is
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Question 2 of 5
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Let us define a relation R in \(\mathbf{R}\) as \(a \mathrm{R} b\) if \(a \geq b\). Then R is
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Question 3 of 5
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Let \(\mathbf{N}\) be the set of natural numbers and the function \(f: \mathbf{N} \rightarrow \mathbf{N}\) be defined by \(f(n)=2 n+3 \forall n \in \mathbf{N}\). Then \(f\) is
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Question 4 of 5
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Let \(f: \mathbf{R} \rightarrow \mathbf{R}\) be defined by \(f(x)=x^2+1\). Then, pre-images of 17 and -3 , respectively, are
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Question 5 of 5
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Let \(f:[2, \infty) \rightarrow \mathbf{R}\) be the function defined by \(f(x)=x^2-4 x+5\), then the range of \(f\) is
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