If f1(t) = f2(t) = u(t), find out f1(t)*f2(t): where (*) denotes convo – McqOptions

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1.	If f1(t) = f2(t) = u(t), find out f1(t)f2(t): where () denotes convolution of f1(t) and f2(t).
A.	u(t)
B.	f2 u(t)
C.	tu(t)
D.	tδ(t)
Answer» D. tδ(t)

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