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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Find the slope.m = 
A. 1
B. 
C. - 
D. -1
Mathematics
Find the composite function for the given functions.g ? f for f(x) = 
and g(x) = 7x5
A. 
B. 
C. 
D. 
Mathematics
Identify the graph of the function
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
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