If the function is one-to-one, find its inverse. If not, write "not one-to-one."f(x) = 
, x ? 7
A. f-1(x) = 
B. f-1(x) = x2 + 7, x ? 0
C. not a one-to-one
D. f-1(x) = (x - 7)2
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 
What will be an ideal response?
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Perform the conversion. Round to the nearest hundredth when necessary.58.1 gal to L
A. 15.34 L B. 220.20 L C. 61.59 L D. 54.96 L
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Graph the equation.
- 
= 1
A. 
B. 
C. 
D. 
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