f (x) = cot (x)sin (2x)
Differentiate.
2cos (2x)cot (x) ?
(x)sin (2x),
or ? 2sin (2x)
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In order to answer the given question, which of the following types of study would be the most appropriate: an experiment without blinding, an experiment with single blinding, an experiment with double blinding, an observational study, or a case-control study?What percentage of the population reads a newspaper on a regular basis?
A. Observational study B. Case-control study C. Experiment without blinding D. Experiment with double blinding E. Experiment with single blinding
Determine if the equation is an identity.sin(x + y) - sin(x - y) = 2 cos x sin y
A. Identity B. Not an identity
Use the given information to find the exact value of the trigonometric function.sin ? = 
, tan ? > 0
Find cos 
.
A. 
B. 
C. 
D. 
Solve the equation.16x = 1
A. 
B. {1}
C. {0}
D. ?