Write as a decimal.38.1%
A. 0.0381
B. 0.381
C. 0.00381
D. 3.81
Answer: B
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Use the two steps for solving a linear programming problem to solve the problem.A doctor has told a sick patient to take vitamin pills. The patient needs at least 28 units of vitamin A, at least 7 units of vitamin B, and at least 20 units of vitamin C. The red vitamin pills cost 
each and contain 6 units of A, 1 unit of B, and 2 units of C. The blue vitamin pills cost 
each and contain 4 units of A, 1 unit of B, and 5 units of C. How many pills should the patient take each day to minimize costs?
A. 5 red and 2 blue B. 7 red and 0 blue C. 2 red and 5 blue D. 6 red and 1 blue
Graph f as a solid line and f-1 as a dashed line in the same rectangular coordinate space. Use interval notation to give the domain and range of f and f-1.f(x) = x2 - 7, x ? 0
A. 
f domain = (-?, ?); range = (-7, ?)
f-1 domain = (-?, ?); range = (7, ?)
B. 
f domain = (0, ?); range = (-7, ?)
f-1 domain = (0, ?); range = (7, ?)
C. 
f domain = (0, ?); range = (-7, ?)
f-1 domain = (0, ?); range = (-7, ?)
D. 
f domain = (-?, ?); range = (-7, ?)
f-1 domain = (-?, ?); range = (-7, ?)
Use the shape of the graph to name the function.
A. Constant function B. Standard cubic function C. Identity function D. Absolute value function
Find an equation of the line that contains the given point and is parallel to the given line. If possible, write your equation in slope-intercept form.(4, 2), y = -3
A. y = 4 B. y = 2 C. y = -2 D. y = -3