In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, - 
)Find csc t.
A. - 
B. - 
C. 
D. 
Answer: A
Mathematics
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Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Graph.-x + 6 = 2x
A. 
B. 
C. 
D. 
Mathematics
Find a system of inequalities with the given graph.
A. y ? -2x + 5 y ? 3x - 5 B. y ? -2x + 5 y ? 3x - 5 C. y ? -2x - 3 y ? 3x - 5 D. y ? -2x + 5 y ? 3x + 7
Mathematics
Solve the problem.An oval running track encircles a soccer field that is x yards wide and y yards long (see figure). The area A of the region enclosed by the track can be calculated using the equation 
Calculate the area if 
and 
Use the approximation 
style="vertical-align: 0.0px;" height="172" width="349" /> A. 7821 yd2 B. 26,317 yd2 C. 28,832 yd2 D. 12,354 yd2
Mathematics