Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.

A. 7-1
B. 7-15
C.
D. 711

Answer: D

Mathematics

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A.  -  + 27x - 27x3
B.  -  + 27x - 27x3
C.  -  + 27x2 - 27x3
D.  -  + 27x - 27x3

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Mathematics

Evaluate.-100

A. -10 B. -1 C. 0 D. 1

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Mathematics

Solve the problem.The second derivative of a person's body temperature, with respect to the dosage of x milligrams of a drug, is given by  One milligram raises the temperature 2.1° C. Find the function D(x) giving the total change in temperature as a function of x.

A. D(x) = 5 ln  - 3.4  
B. D(x) = ln  + 3.4
C. D(x) = 5 ln  + 2.1  
D. D(x) = ln  - 2.1

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Mathematics

Solve the problem.Provide a graph that illustrates the area represented by the integral.dx

A.
B.
C.
D.

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Mathematics