Simplify.
? 
A. 
B. 
C. 
D. 
Answer: C
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Determine if the geometric series converges or diverges. If it converges, find its sum.1 + 
+ 
2+ 
3 + 
4 + . . .
A. converges, 
B. converges, 
C. diverges
D. converges, 2
Solve the problem.In the formula A(t) = A0ekt, A is the amount of radioactive material remaining from an initial amount A0 at a given time t, and k is a negative constant determined by the nature of the material. An artifact is discovered at a certain site. If it has 59% of the carbon-14 it originally contained, what is the approximate age of the artifact? Carbon-14 decays at the rate of 0.0125% annually. Round to the nearest year, if necessary.
A. 4720 years B. 1833 years C. 3280 years D. 4221 years
Find the unknown in each percent question.10% of 400 is what number?
A. 0.4 B. 40 C. 4 D. 400
Use the Montonicity Theorem to find where the function is increasing and where it is decreasing.f(x) = x3 - 4x
A. Decreasing on (-?, ?)
B. Increasing on 
, decreasing on 
C. Increasing on 
, decreasing on 
D. Increasing on 
, decreasing on 