Simplify by writing with positive exponents. Evaluate if necessary. Assume that all variables represent nonzero real numbers.3-1 + 4-1
A. 
B. - 1
C. 2
D. 
Answer: D
Mathematics
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Solve for y or k, as appropriate.ek/1000 = t
A. 1000 ln t
B. 1000et
C. 
D. ln 1000t
Mathematics
Use the sequence feature of a graphing calculator to evaluate the sum of the first 10 terms of the arithmetic sequence. Round to the nearest thousandth, if necessary.an = 3.6n + 8.83
A. 286.3 B. 41.23 C. 241.47 D. 44.83
Mathematics
Solve the problem.How long does it take $1700 to double if it is invested at 5% interest, compounded monthly? Round your answer to the nearest tenth.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Match the situation with the graph of the power function that models it best.Amount of grain in a silo that is initially full and has a release hatch at the bottom.
A. 
B. 
C. 
D. 
Mathematics