Verify the identity.csc 
= sec x
What will be an ideal response?
csc 
= 
= 
= sec x.
Mathematics
You might also like to view...
Solve the equation.
= 21
A. {110} B. {220} C. {440} D. {-220}
Mathematics
Find the directrices of the ellipse.36x2 + 49y2 = 1764
A. x = ± 
B. y = ± 
C. y = ± 
D. x = ± 
Mathematics
Solve the problem.Suppose that a radio signal transmission pattern can be modeled by 
for 
where the units are miles. Assume that the positive x-axis points east, and determine the distances of transmission in the east, north, west, and south directions.
A. E: 48 miles, N: 96 miles, W: 48 miles, S: 0 miles B. E: 48 miles, N: 48 miles, W: 48 miles, S: 0 miles C. E: 96 miles, N: 48 miles, W: 0 miles, S: 48 miles D. E: 48 miles, N: 0 miles, W: 48 miles, S: 96 miles
Mathematics
Evaluate the expression.
A. 362,880 B. 40,320 C. 336 D. 5040
Mathematics