Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, 
< ? < ?Find tan(2?).
A. 
B. 
C. 
D. 
Answer: D
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Solve.Find the center, vertices, and foci of the ellipse 16x2 - 128x + 25y2 - 150y + 81 = 0
A. C: (4, 3); V: (-1, 3), (9, 3); F: (0, 3), (8, 3) B. C: (4, 3); V: (3, -1), (3, 9); F: (3, 1), (3, 7) C. C: (4, 3); V: (-1, 3), (9, 3); F: (1, 3), (7, 3) D. C: (4, 3); V: (3, -1), (3, 9); F: (3, 0), (3, 8)
The following table shows the percentage P of the American food dollar that was spent on eating away from home as a function of the date d.
196919892009
253034?
Use functional notation to express the percentage of the American food dollar that was spent eating away from home in 2016. Then use the average rate of change to estimate that value.
?
A. 
B. ?
C. ?
D. None of the above
For the given functions f(x) and g(x), find (f ? g)(x) or 
(x) as indicated.f(x) = x2 + 14x + 45, g(x) = x + 9Find 
(x).
A. x - 36 B. x3 - 36 C. x2 + 5 D. x + 5
Find the opposite of the expression.-5x+ 1
A. -5x + 1 B. 5x + 1 C. -5x - 1 D. 5x - 1