Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 7x - 5
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 5
D. not one-to-one
Answer: A
Mathematics
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A. -20x3 + 12 B. -8x5 C. -20x8 + 3 D. -20x8 + 12x5
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Express as a sum of logarithms.log4 
Z
A. log4 
B. log4 11Z + log4 12
C. log11 Z + log12Z
D. log4 
+ log4 Z
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Shade the Venn diagram to represent the set.(A' ? B) ? C
A. 
B. 
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Identify which of the graphs could be the graph of a polynomial function.f(x) = 5x - x3 - x5
A. 
B. 
C. 
D. 
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