Find the convergence set for the given power series.
A. x < 10
B. 8 ? x < 10
C. -10 < x < 10
D. 8 < x < 10
Answer: D
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Provide an appropriate response.Use the properties of exponents to write the function of the form f(t) = kat, where k is a constant.f(t) = 32t + 3
A. f(t) = 9 ? 27t B. f(t) = 27 ? 9t C. f(t) = 9t + 27 D. f(t) = 27 ? 32t
Suppose the triangles shown are similar with angle A = angle D, angle B = angle E, and angle C = angle F. Answer the question.
What is the value of x?
A. 11
B. 
C. 35
D. 31
The graph below indicates the number of new cases of Chalk Dust Disease (CDD) diagnosed each month in the Mathland. Let T(t) represent the total number of new cases per month, F(t) the number of new cases per year among algebraists, G(t) the number of new cases per year among geometers, and t the number of years since January 1, 1990.
Estimate (T - F)(8) and interpret its meaning.
A. 3800; In January, 1998, there were about 3800 new cases of CDD diagnosed among geometers. B. 2400; In January, 1998, there were about 2400 new cases of CDD diagnosed among geometers. C. 1500; In January, 1998, there were about 1500 new cases of CDD diagnosed among algebraists. D. 3800; In January, 1998, there were about 3800 new cases of CDD diagnosed.
Use the graph to answer the question. 
What were the total sales for the first 6 months of 2007?
A. $286,000 B. $302,000 C. $366,000 D. $64,000