Find the amplitude or period as requested.Find the period of y = -2 sin 
+ 2.
A. ?
B. 6
C. 2
D. 
Answer: D
Mathematics
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Determine whether the events are independent.In a city, 18% of the people drive Cadillacs and 28% of business executives drive Cadillacs. Are the events "person drives a Cadillac" and "person is an executive" independent?
A. Yes B. No
Mathematics
Find an equation of the tangent line at x = a.y = x2 - x; a = 2
A. y = 3x + 4 B. y = 3x + 6 C. y = 3x - 4 D. y = 3x - 6
Mathematics
Find the eccentricity of the ellipse.64x2 + 81y2 = 5184
A. 
B. 
C. 
D. 
Mathematics
Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics