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Let f(x)={{:(1+x",", 0 le x le 2),(3-x",...

Let `f(x)={{:(1+x",", 0 le x le 2),(3-x"," ,2 lt x le 3):}`
find (fof) (x).

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The correct Answer is:
`A toR; Bto R; C to R; D to S`
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