If \[f(x)=\left\{ \begin{matrix} x+2,\,\,\,\,\,\,\,\,\,x

1.	If \[f(x)=\left\{ \begin{matrix} x+2,\,\,\,\,\,\,\,\,\,x
A.	1
B.	2
C.	3
D.	none of these
Answer» B. 2

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If \[f(x)=\left\{ \begin{matrix} x+2,\,\,\,\,\,\,\,\,\,x

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