A NOT gate is the Boolean function defined by

1.	A NOT gate is the Boolean function defined by
A.	\[f(x)=x,\,\,x\in \{0,\,1\}\]
B.	\[f(x)={x}',\,\,x\in \{0,\,1\}\]
C.	\[f(x)=x+{x}',\,\,x\in \{0,\,1\}\]
D.	None of these
Answer» C. \[f(x)=x+{x}',\,\,x\in \{0,\,1\}\]

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A NOT gate is the Boolean function defined by

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