Solve the problem.Find the distance in kilometers between the cities whose latitudes are given. Assume that the cities are on a north-south line and that the radius of the earth is 6400 km. City E, 20°N and city F, 18°S

A. 4253 km
B. 4245 km
C. 223 km
D. 215 km


Answer: B

Mathematics

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A. 1
B.
C. - 
D. -1

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Find the composite function for the given functions.g ? f for f(x) =  and g(x) = 7x5

A.
B.
C.
D.

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Identify the graph of the function ?

A. ?


B. ?


C. ?


D. ?


E. ?


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For the function find the maximum number of real zeros that the function can have, the maximum number of x-intercepts that the function can have, and the maximum number of turning points that the graph of the function can have. f(x) = -9 - x2

A. 2; 2; 2 B. 1; 2; 2 C. 2; 1; 1 D. 2; 2; 1

Mathematics