Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.
A. Monomial; variable x; coefficient 9; degree -1
B. Monomial; variable x; coefficient 9; degree 1
C. Monomial; variable x; coefficient 9; degree 0
D. Not a monomial
Answer: D
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Solve.Beaufort Canal has a semi-elliptical cross section with a width W = 55 feet and a depth D = 13 feet (see figure). The keel on Sasha's yacht rides 5 feet below the water line at the keel's deepest point. If the yacht travels parallel to the canal, and assuming the canal is completely full of water, how close can Sasha bring the yacht's centerline to the edge of the canal without running aground? (The keel is the very bottom of a boat hull and runs directly below the boat's centerline from front to back.)
A. 5 ft B. 4 ft C. 2 ft D. 25 ft
Let A and B be sets with cardinal numbers, n(A) = a and n(B) = b, respectively. Decide whether the statement is true or false.(B ? A) ? B
A. True B. False
Use the four-step method in problem solving to solve the problem.Hannah owns 14 acres of land which she rents to a farmer for $2501 per acre per year. Her property taxes are $792 per acre per year. How much profit does she make on the land each year?
A. $46,102 B. $35,806 C. $34,222 D. $23,926
Find the domain and the range for the function.
A. D: 
, R: 
B. D: 
, R: 
C. D: All real numbers, R: 
D. D: 
, R: 