Use geometry to compute the given integral.
?
?
A. ?
B. 
C. 
D. 
E. none of these
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 
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 = 
+ 
Mathematics
The two triangles below are similar. Find the missing lengths.
A. x = 7 B. x = 12 C. x = 21 D. x = 28
Mathematics
Identify the conic section represented by the equation.7y2 - 4x + 42y - 61 = 0
A. hyperbola B. ellipse C. circle D. parabola
Mathematics
Write an equivalent expression using exponential notation.
A. x5/2 B. x-5/2 C. -x2/5 D. x-2/5
Mathematics