Solve the problem.A blimp is 1400 meters high in the air and measures the angles of depression to two stadiums to the west of the blimp. If those measurements are 76.6° and 27.4°, how far apart are the two stadiums to the nearest meter? 
A. 4464 m
B. 1603m
C. 3034 m
D. 2367 m
Answer: D
Mathematics
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Use implicit differentiation to find dy/dx.x = sec(10y)
A. 
sec(10y) tan(10y)
B. cos(10y) cot(10y)
C. 
cos(10y) cot(10y)
D. 10 sec(10y) tan(10y)
Mathematics
Evaluate the expression.71
A. 7
B. 1
C. -7
D. 
Mathematics
Solve the problem.A projectile is fired with an initial velocity of 500 feet per second at an angle of 45° with the horizontal. To the nearest foot, find the maximum altitude of the projectile. The parametric equations for the path of the projectile are x = (500 cos 45°)t, and y = (500 sin 45°)t - 16t2.
A. 1,945 feet B. 1,953 feet C. 1,969 feet D. 1,936 feet
Mathematics
How many different subsets can be chosen from a set of seven elements? ?
A. 
B. 
C. 
D. 
E. 
Mathematics