Solve the problem.Find the missing side length, d, in the figure below if the perimeter is 117.2 m.

A. 21.6 m 
B. 42.8 m
C. 53.2 m 
D. 32 m


Answer: D

Mathematics

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Evaluate the integral.  

A.  - sin-1  + C
B.  - 4 ln  + C
C.  + 4 ln  + C
D. -sin-1 -  + C

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

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

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Solve the problem.Three forces act on a bolt as shown in the figure. Find the resultant force.?

A. R = 5000 lb, ? = 35° B. R = 2900 lb, ? = 104° C. R = 2900 lb, ? = -76° D. R = 5000 lb, ? = 215°

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Decide whether or not the ordered pair is a solution of the equation.4x - 5y = 22; (3,2)

A. Yes B. No

Mathematics