Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = 3x + 4
A. Yes, yes
B. No, yes
C. Yes, no
D. No, no
Answer: A
Mathematics
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Provide an appropriate response.The area of the surface formed by revolving the graph of 
from 
to 
about the line 
is 
The area of the surface formed by revolving the graph of r = f(?) from ? = ? to ? = ? about the
line 
is 
Use the idea underlying these two integral formulas to find the surface area of the torus formed by revolving the circle r = a about the line 
where 
What will be an ideal response?
Mathematics
Evaluate the integral.
A. 
B. 
C. 
D. - 
Mathematics
Estimate the slope of the curve at the indicated point.
A. 2
B. 
C. - 
D. -2
Mathematics
Find the limit of the sequence or determine that the limit does not exist.an = 
A. 0 B. does not exist C. 1 D. 8
Mathematics