Provide an appropriate response.
Write the square of the seventh root of x in rational exponent form.
A. 
2
B. x
C. x
D. x
Answer: B
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Describe the domain of the function of three or more varables.f(x1, x2, ..., xn) = 
A. All points in ?4 that satisfiy x12 + x22 + ... + xn2 ? 0. B. All points in ?n except the origin (0, 0, ..., 0). C. All points in ?4 that satisfy x1 > 0, x2 > 0, ..., xn > 0. D. All points in ?n.
Use the graph to answer the question.The graph shows the number of students per 10,000 who are enrolled in the indicated programs at a major university. How many students per 100 are enrolled in Education? 
A. 4.18 B. 418 C. 41.8 D. 209
Solve the problem.During one year, the Larson's real estate bill included $509 for local schools. Of this amount, $140 went to the high school district. What percent did the Larsons pay to the high school district? Round your answers to the nearest tenth, if necessary.
A. 7126% B. 27.3% C. 72.5% D. 27.5%
Multiply.4(-3)
A. -16 B. 9 C. -9 D. -12