Perform the indicated operations.(3 + 4)[2 + (5 + 4)]
A. 77
B. 23
C. 14
D. 18
Answer: A
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Solve the problem.The shape and density of a thin shell are indicated below. Find the coordinates of the center of mass.Shell: "nose" of the paraboloid x2 + y2 = 2z cut by the plane z = 4Density: ? = 
A. 
B. 
C. 
D. 
Compare the decimal numbers, and insert <, >, or = to form a true statement.816.1804 
816.1408
A. < B. > C. =
Solve the problem.The following numerical representation for f computes the average number of hours of television watched per day based on year of birth x.
Give a numerical representation for a function g that computes the average number of hours of television watched per day for the year x, where 
corresponds to the birth year 1975. Write an equation that shows the relationship between f(x) and g(x).
A. 
f(x) = g(x + 1975)
B. 
f(x) = g(x - 1900)
C. 
f(x) = g(x) - 1975
D. 
f(x) = g(x - 1975)
Solve the problem.The following numerical representation for f computes the average number of hours of television watched per day based on year of birth x.
Give a numerical representation for a function g that computes the average number of hours of television watched per day for the year x, where 
corresponds to the birth year 1975. Write an equation that shows the relationship between f(x) and g(x).
A. 
f(x) = g(x - 1900)
B. 
f(x) = g(x - 1975)
C. 
f(x) = g(x + 1975)
D. 
f(x) = g(x) - 1975