Simplify the rational expression. Assume that no variable has a value which results in a denominator with a value of zero.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Find the acute angle ? (in degrees) that satisfies the equation sin ? = 
.
A. 135° B. 120° C. 45° D. 60°
Mathematics
Find the directrices of the hyperbola.49x2 - 576y2 = 28,224
A. x = ± 
B. y = ± 
C. y = ± 
D. x = ± 
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Graph shows the number of sports utility vehicles 
sold in the United States. represents sales in year t in thousands of vehicles. Use the graph to estimate the smallest value of
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.
?
?
A. 300,000
B. 350,000
C. 850,000
D. 600,000
E. 500,000
Mathematics