Piecewise plots and lines

[naweedn (Naweed Niaz)]

Hi, I have the following piecewise plot;

Open in Wolfram Cloud ↗

at x = 1, I want a vertical line to go from 0 to 1, so the function is clearly going to zero. Please advise, any help greatly appreciated

[mariuszi28cg (Mariusz Iwaniuk)]

Try:

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