The function is defined as g(x)= cases -1, & x0 cases

MATHEMATICS · Single correct · ISC · Mathematics · Sets and Functions · Sets and Functions

Problem

The function gg is defined as g(x)={−1,x<00,x=01,x>0.g(x)=\begin{cases}-1, & x<0\\0, & x=0\\1, & x>0\end{cases}. To which standard family does gg belong? (a) Modulus function (b) Greatest–integer function (c) Signum function (d) Heaviside step function

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