Find the unknown length in the space figure.Find the distance x. Give an exact answer.
A. 
B. 2
C. 
D. 
Answer: B
Mathematics
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Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The triangle with vertices (0, 0), (0, 2), and (5, 2) about the line x = 5
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Decide whether the expression is or is not an identity.
= sin x
A. Not an identity B. Identity
Mathematics
Sketch the graph of a function f which has the following properties.
A. 
B. 
C. 
D. 
Mathematics
Solve.
+ y = -3
A. -17
B. 
C. - 
D. - 
Mathematics