Solve the problem.If tan ? = 
and ? < ? < 
, find cot ?.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Multiply and simplify.
? 108x
A. 
B. 
C. 6,804x
D. 
Mathematics
Solve the problem.The diagram below shows the side view of a plan for a slanted roof. Find the unknown length in this roof plan. Round approximations to the nearest tenth. 
13 ft
A. 7.5 ft B. 6.6 ft C. 86.5 ft D. 13.2 ft
Mathematics
Use the definite integral to find the area between the x-axis and f(x) over the indicated interval.f(x) = 2x - x2; [0, 2]
A. 
B. 
C. 
D. 
Mathematics
Find the area of the surface S where S is the part of the plane z = 3x² + y that lies above the triangular region with vertices (0, 0), (2, 0), and (2, 2).
What will be an ideal response?
Mathematics