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If f:R to R is defined as: f(x)= {{:(2...

If `f:R to R` is defined as:
`f(x)= {{:(2x+1, "if",x gt 2),(x^(2)-1,"if",-2 lt x lt 2),(2x,"if",x lt -2):}`
then evaluate the following:
(i) `f(1)`
(ii) `f(5)`
(iii) `f(-3)`

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The correct Answer is:
(i) 0 (ii) 11 (iii) -6
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