Hi i have been given this function(adsbygoogle = window.adsbygoogle || []).push({});

f(t)= (t-1)u(t)-(t-2)u(t-2)-u(t-4)

and have to write a piecewise definition for it.

the middle part of the function is given me problems.

can anyone assist on what to do

Thanks

Jo

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# Piecewise definition for a function

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