Find the Eccentricity of the conic.
?
?
A. Eccentricity: 
B. Eccentricity: 
C. Eccentricity: 
D. Eccentricity: 
E. Eccentricity: 
Answer: D
Mathematics
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Solve the problem.In surveying, the height of a building is given by 
where ? and ? are the angles of elevation from the ground to the top of the building from two different points a distance of D apart. Solve for ?.
A. ? = tan-1 
B. ? = tan-1 
C. ? = tan-1 
D. ? = tan-1 
Mathematics
Solve the formula for the specified variable.
+ 
= 
for c
A. c = 
B. c = a + b
C. c = ab(a + b)
D. c = 
Mathematics
Use the elimination method by addition to find the solution for the following system.
A. x = 2, y = 24, z = -25 B. x = -4, y = 5, z = 11 C. x = 4, y = 5, z = -5 D. The system is inconsistent.
Mathematics
Sketch the graph of the polar equation.r = 6 sin ?
A. 
B. 
C. 
D. 
Mathematics