Look at the graph below. (a) Does the graph represent a function? (b) Does the graph represent a one-to-one function?
A. (a) not a function
(b) one-to-one
B. (a) function
(b) not one-to-one
C. (a) function
(b) one-to-one
D. (a) not a function
(b) not one-to-one
Answer: C
Mathematics
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Graph the inverse of the function plotted, on the same set of axes. Use a dashed curve for the inverse.
A. 
B. 
C. 
D. 
Function is its own inverse.
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Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
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Find the perimeter of the figure.
A. 49 ft B. 34 ft C. 27 ft D. 33 ft
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Graph the solution of the system.
A. 
B. 
C. 
D. 
Mathematics