Provide an appropriate response.The number 26,843,545.6 is a term in the sequence 0.1, 0.2, 0.4, 0.8, 1.6, ... .Which term is it?
A. 28
B. 30
C. 29
D. 27
Answer: C
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Solve the problem.Evaluate 
A. 
B. 
C. 
D. 
Find the sum.
A. 
B. 
C. 
D. 
Solve the problem.In a particular situation, the pressure, P, exerted on a person's eardrum at a distance of 8 feet from the source is given by the function: P(t) = 
cos (2n? - ct) , where n is a positive integer. Use the difference identity for cosine to simplify P in this situation.
A. P(t) = 
cos (ct)
B. P(t) = 
cos (ct + 8)
C. P(t) = 
cos (ct) - 
sin (ct)
D. P(t) = cos (ct)
Determine whether the relation is a function. Give domain and range of the relation.{(-2, 8), (0, 4), (4, 0), (6, -2)}
A. not a function; domain: {-2, 0, 4, 6}, range: {8, 4, 0, -2} B. function; domain: {-2, 0, 4, 6}, range: {8, 4, 0, -2} C. not a function; domain: {8, 4, 0, -2}, range: {-2, 0, 4, 6} D. function; domain: {8, 4, 0, -2}, range: {-2, 0, 4, 6}