Set up a definite integral that gives the arc length of the given curve.x = cot t, y = 5t, 0 ? t ? 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use implicit differentiation to find dy/dx.
= x2 + y2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Bill is training to run a marathon. The table shows the distance that he ran each day this week. What is the total distance that he ran?
A. 36
mi.
B. 35 mi.
C. 35
mi.
D. 35
mi.
Mathematics
Provide an appropriate response.When your payday falls every two weeks, your payroll frequently is said to be:
A. monthly B. biweekly C. semimonthly D. weekly
Mathematics
Consider the set ? A = {distinct letters in the word pipe} ? What is the cardinality of it? ?
A. 9 B. 3 C. 10 D. 2 E. 5
Mathematics