Consider a signal x(t) = 2r(t) – 2r(t - 2) – 4u(t - 4), evaluate \(\mathop \smallint \limits_{ - \infty }^\infty x\left( t \right)\delta \left( {t - 3} \right)\)

Consider a signal x(t) = 2r(t) – 2r(t - 2) – 4u(t - 4), evaluate

1.	Consider a signal x(t) = 2r(t) – 2r(t - 2) – 4u(t - 4), evaluate \(\mathop \smallint \limits_{ - \infty }^\infty x\left( t \right)\delta \left( {t - 3} \right)\)
A.	3
B.	4
C.	0
D.	-4
Answer» C. 0