Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.sin3 x
A. 
sin x + 
sin 2x - 
sin 3x
B. 
sin x
C. 
sin x - 
sin 3x
D. 
sin x + 
sin 2x
Answer: C
Mathematics
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Solve the problem.A tourist in France wants to visit 11 different cities. How many different routes are possible?
A. 11 B. 3,628,800 C. 121 D. 39,916,800
Mathematics
Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.Foci at (0, -20), (0, 20); asymptotes: y = 
x, y = - 
x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Find the vertices of the ellipse.
+ 
= 1
A. (-3 + 2
, 2), (-3 - 2
, 2)
B. (-9, 2), (3, 2)
C. (6, 2), (-6, 2)
D. (- 2
, 2), (2
, 2)
Mathematics
Find the domain of f. Write your answer in interval notation.f(x) = 
A. (0, ?)
B. 
C. (-?, ?)
D. (-?, 0)
Mathematics