Write the integral that gives the surface area generated when the curve is revolved about the x-axis. Do not simplify.y = x9 on [0, 4]
A. 2?
dx
B. 
dx
C. 2?
dx
D. 2?
dx
Answer: A
Mathematics
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Find the value of (f ? g)' at the given value of x.f(u) = 
, u = g(x) = 
, x = 4
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A series of markups or markdowns may be used to determine the final selling price.
A. True B. False
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Evaluate the expression for the given value or values.6x, for x = 9
A. 15
B. 54
C. 
D. 
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Find the limit or state that it does not exist.
A. 
B. 
C. 
D. Does not exist
Mathematics