Question: solve inequation with piecewise function

Hi

Consider the piecewise function

f:=x->piecewise(x≤0,−3,0<x≤1,x^2,1<x,-x)

can Maple solve the inequation  in R:   f(x)> a

where "a" is a given number in R

Of course the results depend on parameter a

 

 

Many thanks for your help

 

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