Find the values of x for which the expression is a real number.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Based on the graph, determine the range of f.f(x) = 
A. [0, 
]
B. [0, 4]
C. [0, ?)
D. [0, 4)
Mathematics
Use = or ? for ? to write a true sentence.- 
? 
A. ? B. =
Mathematics
Use a protractor to measure the angle.
A. 50° B. 130° C. 80° D. 40°
Mathematics
Solve the problem.A farmer has 400 feet of fence with which to fence a rectangular plot of land. The plot lies along a river so that only three sides need to be fenced. Estimate the largest area that can be fenced.
A. 24,000 ft2 B. 30,000 ft2 C. 20,000 ft2 D. 16,000 ft2
Mathematics