Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.sin 
A. 
B. -1
C. - 
D. - 
Answer: C
Mathematics
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Solve the problem.Find the volume of the region in the first octant bounded by the coordinate planes and the surface 
.
A. 
B. 54
C. 81
D. 
Mathematics
Graph the linear inequality.2x + 3y ? 6
A. 
B. 
C. 
D. 
Mathematics
Determine whether the given value is a solution to the equation.2 = x2 - 2x - 1, x = 4
A. Yes B. No
Mathematics
Solve the problem.The angle of elevation from the top of a house to a plane flying 6300 meters above the house is x radians. If d represents the horizontal distance, in meters, of the plane from the house, express d in terms of a trigonometric function of x.
A. d = 6300 sec x
B. d = 6300 cot x
C. d = 6300 tan x
D. d = 
Mathematics