If f is one-to-one, find an equation for its inverse.f(x) = 
, x ? 9
A. f-1(x) = 
B. Not a one-to-one function
C. f-1(x) = x2 + 9, x ? 0
D. f-1(x) = (x - 9)2
Answer: C
Mathematics
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Evaluate the integral.
2x dx
A. - 
x cot 2x + 
ln 
+ C
B. - x cot 2x + ln 
+ C
C. 
x cot 2x - 
ln 
+ C
D. - 2x cot 2x + 4 ln 
+ C
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One risk of innovating through acquisitions is that it may stifle the firm's ability to innovate internally.
Answer the following statement true (T) or false (F)
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Match the system of inequalities with one of the graphs.x2 + y2 < 16 y ? 1
A. 
B. 
C. 
D. 
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Solve the problem.For what numbers x, 0 ? x ? 2?, does cos x = 1?
A. 0, 2?
B. 
C. 
, 
D. none
Mathematics