Give the exact value.cot 
A. 
B. 
C. 1
D. 
Answer: B
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Find the extreme values of the function subject to the given constraint.
A. Maximum: 18 at 
minimum: -18 at 
B. Maximum: 4 at 
minimum: -4 at 
C. Maximum: 18 at 
minimum: -18 at 
D. Maximum: 4 at 
minimum: -4 at 
Provide an appropriate response.Two pipes with diameters of 3" and 4" are to drain into a third pipe. What should the diameter of the third pipe be to adequately drain these two pipes?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.An upholsterer wants to reupholster 210 chairs for a banquet hall. If each chair needs 
pound of brass tacks, how many pounds of brass tacks are needed?
A. 3 pounds B. 1470 pounds C. 30 pounds D. 147 pounds
Use the figure below to answer the following question(s).
The degree of vertex D is
A. 3.
B. 5.
C. 4.
D. 
.
E. none of these