What is Signum Function – Graph, Domain and Range
Here you will learn what is signum function definition, graph, domain and range. Let’s begin – What is Signum Function ? Definition : The function f defined by f(x) = \(\begin{cases} | x |\over x, & \text{if}\ |x| \ne 0 \\ 0, & \text{if}\ x = 0 \end{cases}\) or, f(x) = \(\begin{cases} 1, & \text{if}\ …
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