Solve the equation on the interval 0 ? ? < 2?.
cot ? - 1 = 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the length of the curve.The parabolic segment r = 
, 0 ? ? ? 
A. 
(
+ ln(
+ 1))
B. 54?
C. 27
D. 
(
- ln(
- 1))
Mathematics
Calculate the number of subsets and the number of proper subsets for the set.{1, 3, 5, 7, 9, 11}
A. 62; 63 B. 63; 62 C. 63; 64 D. 64; 63
Mathematics
Answer the question.What can you say about the graph of Ax + By = C if B is equal to zero?
What will be an ideal response?
Mathematics
Solve the problem.A car rental company charges $32 per day to rent a particular type of car and $0.19 per mile. Juan is charged $48.91 for a 
rental. How many miles did he drive?
A. 225 mi B. 104 mi C. 257 mi D. 89 mi
Mathematics