The point P(x, y) on the unit circle that corresponds to a real number t is given. Find the value of the indicated trigonometric function at t.
?Find cos t.
A. - 
B. 
C. 
D. - 
Answer: C
Mathematics
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Use the information below to determine the indicated set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z}(A ? B)'
A. {r, s, t, u, v, w, x, z} B. {t, v, x} C. {r, t, v, x} D. {s, u, w}
Mathematics
Solve the problem.John bought a camera that regularly sold for $139.95 at a 25% discount. What was the amount of the discount? Round to the nearest cent.
A. $32.49 B. $43.49 C. $34.74 D. $34.99
Mathematics
Graph the system of inequalities and the points of intersection of the graphs. Label the points of intersection with their coordinates.y ? -x2x + y ? -2
A. 
B. 
C. 
D. 
Mathematics
Plot the given point in the rectangular coordinate system.(0, -6)
A. 
B. 
C. 
D. 
Mathematics