Simplify. If an expression does not represent a real number, state this. 

A. 5
B. 204.8
C. 4
D. not a real number


Answer: C

Mathematics

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Solve the problem.The Redlich-Kwong equation provides an approximate model for the behavior of real gases. The equation is P(V, T) =  - , where P is pressure, V is volume, T is Kelvin temperature, and a,b , and R are constants. Find the partial derivative of the function with respect to each variable.

A. PV =  - ; PT =  + 
B. PV =  - ; PT =  + 
C. PV =  + ; PT =  - 
D. PV =  + ; PT = -  + 

Mathematics

Evaluate the determinant.

A. 66 B. -42 C. 51 D. -66

Mathematics

Use the integral test to determine whether the following series is convergent or divergent. ?

What will be an ideal response?

Mathematics

Use a percent proportion to answer the question.564 inks is 12.5% of what number of inks?

A. 0.16 inks B. 16 inks C. 45,120 inks D. 4512 inks

Mathematics