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Suppose f:R→Rf : \mathbf { R } \rightarrow \mathbf { R }

Question 141

Essay

Suppose f:R→Rf : \mathbf { R } \rightarrow \mathbf { R } where f(x)=⌈2x−1⌉f ( x ) = \lceil 2x−1 \rceil
(a) Draw the graph of f. f \text {. } (b) Is ff 1-1 ?(Explain) (c) Is ff onto zz ? (Explain)

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(a)
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(b) ...

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