Find the length of the curve.x = 3 sin t - 3t cos t, y = 3cos t + 3t sin t, 0 ? t ? 
A. 
?
B. 
?2
C. 
?2
D. 
?2
Answer: C
Mathematics
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Determine whether the graph is a complete graph.
A. No B. Yes
Mathematics
Integrate the function.
dx
A. 
ln 
+ 
+ 
+ C
B. 
ln 
+ 
+ C
C. 
ln 
- 
+ C
D. 
ln 
+ 
+ sin-1 
+ C
Mathematics
Determine whether the graphed relation is a function.
A. function B. not a function
Mathematics
Solve the problem.The logistic growth function f(t) = 
describes the population of a species of butterflies 
after they are introduced to a non-threatening habitat. How many butterflies are expected in the habitat after 18 months?
A. 800 butterflies B. 1800 butterflies C. 14,400 butterflies D. 651 butterflies
Mathematics