Maria rewrites a decimal for less than one

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

The trigonometric ratios sine and secant are reciprocals of each other

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?