Provide an appropriate response.Integrate 
using the substitution u = cot x and using the substitution 
Show the results are the same.
What will be an ideal response?
If u = cot x and du = - csc 2 x dx, then 
= 
= - 
+ C 
If 
and 
then 
= 
Mathematics
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Find the indicated angle or side. Give an exact answer.Find the exact length of side a.
A. 2
B. 4
C. 4
D. 2
Mathematics
Multiply. Write the answer in lowest terms.
? 
? 
A. 
B. 
C. 
D. 
Mathematics
Use a proportion to solve the problem.On an architect's blueprint, 1 inch corresponds to 4 feet. If an exterior wall is 
long, how long is the wall on the blueprint?. (Write your answer as a mixed number if necessary.)
A. 8
in.
B. 26 in.
C. 6
in.
D. 1
in.
Mathematics
Provide an appropriate response.State the range of the inverse cotangent function.
A. [-1, 1]
B. 
C. (-?, -1] ? [1, ?)
D. (0, ?)
Mathematics