Use the vertical line test to determine whether the graph represents a function.
A. not a function
B. function
Answer: B
Mathematics
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Use the figure below to find the measure of angle 3.
Mathematics
Find the indicated root and express the answer in standard form.Square roots of i
A. -1, 1
B. 
+ 
i, - 
- 
i
C. 
- 
i, - 
+ 
i
D. -i, i
Mathematics
Use a proportion to solve the problem.On a map of the Fox River, 1 centimeter represents 3.5 kilometers. If a trail by the river is actually 15.40 kilometers long, what is the length of the river on the map?
A. 4.4 centimeters B. 6.9 centimeters C. 11.9 centimeters D. 6.4 centimeters
Mathematics
Find the value of the determinant.
A. -71 B. 91 C. -27 D. 71
Mathematics