Find f-1(x) for the one-to-one function f(x) shown.f(x) = 
A. f -1(x) = x2 - 7
B. f -1(x) = x3 - 7
C. f -1(x) = x2 + 7
D. f -1(x) = x3 + 7
Answer: B
Mathematics
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Write the decimal as a percent.7.8
A. 0.78% B. 780% C. 78% D. 0.0078%
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Write a proportion that models the situation described. Then, solve the proportion for x.A rectangle has sides of 6 and 11. In a similar rectangle, the longer side is 44 and the shorter side is x.
A. 
= 
; x = 26
B. 
= 
; x = 
C. 
= 
; x = 24
D. 
= 
; x = 
Mathematics
Sketch the ellipse for the equation.
+ 
= 1
A. 
B. 
C. 
D. 
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Determine the domain and range of the function from the graph.
A. (-?, -6) ? (-6, ?); (-?, 0) ? (0, ?)
B. (-?, -6]; [0, ?)
C. (
, ?); (-?, 0]
D. (-?, ?); [0, ?)
Mathematics