The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = log5x
B. y = -log5x
C. y = 1 - log5x
D. y = log5(-x)
Answer: B
Mathematics
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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
Mathematics
Given matrices A = 
, B = 
, and C = 
, decide if the statement is true or false.ABC is a 2 × 4 matrix.
A. True B. False
Mathematics
Match the function to the correct graph.y = x4 + x3 - 5x2 - 4x + 4
A. 
B. 
C. 
D. 
Mathematics
Simplify the complex rational expression.
A. 
B. 20x
C. 
D. 
Mathematics