Solve the problem.Suppose the sales of a particular brand of appliance satisfy the relationship , where S(x) represents the number of sales in year x, with  corresponding to 1982. In what year would the sales be 5250?

A. 1990
B. 1985
C. 1987
D. 1988


Answer: C

Mathematics

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You are given the population and the growth rate as of 2000 for a hypothetical country. Assume that the growth rate remains the same from year to year. Using an exponential function to model population growth, determine the size of the population in the specified year.Population = 988 million, growth rate = 1.5 percent, year: 2012

A. 988.0 million B. 1199.0 million C. 1181.3 million D. 1163.8 million

Mathematics

Use the information below to determine the cardinality of the set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z}n(U)

A. 10 B. 19 C. 5 D. 9

Mathematics

Find the power of i.i40

A. -1 B. 1 C. -i D. i

Mathematics

Use transformations to graph the function. Determine the domain, range, and horizontal asymptote of the function.f(x) = -2x+3 + 4

A. domain of f: (-?, ?); range of f: (-?, -4); 
horizontal asymptote: y = -4

B. domain of f: (-?, ?); range of f: (-?, -4); 
horizontal asymptote: y = -4 

C. domain of f: (-?, ?); range of f: (-?, 4); 
horizontal asymptote: y = 4

D. domain of f: (-?, ?); range of f: (-4, ?); 
horizontal asymptote: y = 4

Mathematics