Ididnt really understand this study island question, .

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]

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Is there an x intercept in the equation 60*1.15^x