For the given function expressed verbally, give a symbolic representation.To convert x square yards to y square feet, multiply x by 9. Let y = f(x).
A. f(x) = 9 - x
B. f(x) = x/9
C. f(x) = 9x
D. f(x) = 9/x
Answer: C
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where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls. Round to one decimal place if necessary.A = 9 m
A. 12.3 m B. 151 m C. 18.9 m D. 4.3 m
Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.y = 
, y = 0, y = x - 6
A. 27?
B. 
?
C. 
?
D. 
?
Decide whether or not the given equation is an identity.sin y tan y + cos y = sec y
A. Yes B. No
Solve the problem.The Van der Waals 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 = 