Factor the expression. Express your answer so that only positive exponents occur. x5/7 + 3x2/7
A. x2/7(x3/7 + 3)
B. x2/7(x-3/7 + 3)
C. x1/7(x3/7 + 3)
D. x1/7(x5/7 + 3)
Answer: A
Mathematics
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Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
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Solve the problem.Trader Tower stands at 2890 feet high. Exchange Emporium is 884 feet tall. How much taller is Trader Tower than Exchange Emporium?
A. -2006 feet B. -3774 feet C. 3774 feet D. 2006 feet
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The graph of a function f is given. On the same axes, sketch the graph of f-1. 
A. 
B. 
Mathematics
In one individual, the percent alcohol level t minutes after two shots of whiskey is given by 
. Find the blood alcohol level after 13 minutes. Round to the nearest thousandths.
?
A. 0.157 % B. 0.118 % C. 0.143 % D. 0.457 % E. 0.285 %
Mathematics