Question 1
Assuming
u(t) has continuous derivatives of all required orders, simplify the expression
◦
0◦
u(t) ∙
◦
∙
+
u(t) ∙
◦
∙
+
u(t) ∙
◦
∙
Question 2
Assuming
u(t) has continuous derivatives of all required orders, simplify the expression
.
◦
×
+
u(t) ×
◦
×
+
u(t) ×
◦
×
◦
u(t) ×
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0