Use a proportion to solve the problem.On a map of a nature trail, 1 centimeter corresponds to 3 miles. Find the length of a trail that is 3
centimeters long on the map. (Write your answer as a mixed number if necessary.)
A. 1
mi
B. 
mi
C. 66
mi
D. 10
mi
Answer: D
Mathematics
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Solve the problem.The shape of a cam can be described by the polar equation 
. Find the rectangular equation for the shape of the cam.
A. 
2 = 7
B. 
2 = 7
C. 
2 = 49
D. 
2 = 7
Mathematics
Solve the equation.-105 = 7z
A. z = -112 B. z = 1 C. z = 112 D. z = -15
Mathematics
Find the pivot in the tableau. 
A. 2 in row 1, column 2 B. 4 in row 2, column 2 C. 2 in row 2, column 5 D. 4 in row 1, column 5
Mathematics
Graph the function.y = sec (2x - 
) + 2 
A. 
B. 
C. 
D. 
Mathematics