The type of the primitive function

Project ID: 
5000000070
Accepted: 
Template: 
Question: 
\vspace{-1em} Determine the type of a function that is a solution to the given indefinite integral?\[15pt] \textbf{Notation}:\[5pt] A -- constant, B -- linear, C -- quadratic, D -- rational, E -- exponential, F -- logarithmic, X -- none of the previous.
Answer Header 1: 
A
Answer Header 2: 
B
Answer Header 3: 
C
Answer Header 4: 
D
Answer Header 5: 
E
Answer Header 6: 
F
Answer Header 7: 
X
Question Row 1: 
15xdx
Answer Row 1: 
3
Question Row 2: 
15dx
Answer Row 2: 
2
Question Row 3: 
3sinxdx
Answer Row 3: 
7
Question Row 4: 
5xdx
Answer Row 4: 
5
Question Row 5: 
3exdx
Answer Row 5: 
5
Question Row 6: 
2πxdx
Answer Row 6: 
3
Question Row 7: 
$\int\frac3{x^2}\,\mathrm{d}x$
Answer Row 7: 
4
Question Row 8: 
3xdx
Answer Row 8: 
6
Tex: 
%tiket 32548 \pocetsloupcu{7}