Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(x-6y8)-8z6
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Answer: A
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Find the quotient.
A. 339 B. 339 R 12 C. 29 D. 339 R 29
The polar coordinates of a point are given. Find the rectangular coordinates of the point.(-7, 120°)
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B. 
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Experiments conducted by A. J. Clark suggest that the response R(x) of a frog's heart muscle to the injection of x units of acetylcholine (as a percent of the maximum possible effect of the drug) may be approximated by the rational function
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where b is a positive constant that depends on the particular frog. If a concentration of 50 units of acetylcholine produces a response of 40% for a certain frog, find the "response function" for this frog.
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B. 
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D. 
E. 
Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = - 
x5
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B. 
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D. 