Provide an appropriate response.Which of the statements below is true?A: If (r1, ?1) and (r2, ?2) represent the same point in polar coordinates, then 
B: If (r1, ?1) and (r2, ?2) represent the same point in polar coordinates, then 
for some integer n.
A. Neither A nor B
B. A only
C. B only
D. Both A and B
Answer: B
Mathematics
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Evaluate the integral.
A. e2t + ln
- 
ln
+ C
B. 
e2t - t + ln
+ C
C. e2t + t - 
ln
+ C
D. 
e2t + t - 
ln
+ C
Mathematics
Provide an appropriate response.Is the function given by f(x) = 
continuous at x = 2? Why or why not?
A. Yes, 
f(x) = f(2)
B. No, f(2) does not exist and
f(x) does not exist
Mathematics
Complete the identity.cos 
= ?
A. - 
(cos x - sin x)
B. 
(cos x - sin x)
C. 
(
cos x - sin x)
D. - 
(cos x + sin x)
Mathematics
Perform the indicated operation and write the answer in simplest form.- 
? - 
A. - 
B. 
C. 
D. - 
Mathematics