Find a formula for the inverse of the function described below.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group and C(x) is in dollars.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 
Answer: D
Mathematics
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Find the volume of the solid generated by revolving the region about the given line.The region in the second quadrant bounded above by the curve y = 16 - x2, below by the x-axis, and on the right by the y-axis, about the line x = 1
A. 128?
B. 
?
C. 
?
D. 
?
Mathematics
Find an equation for the indicated ellipse.Vertices (±5, -2) and foci (±2, -2)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Solve the equation and express the solution in exact form.log (x + 3) = 1 - log x
A. {-2} B. {-2, 5} C. {2} D. {-5, 2}
Mathematics
Find the inverse of the matrix.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics