For what values of x does the series converge conditionally?
A. x = -1
B. x = 1
C. x = ±1
D. None
Answer: A
Mathematics
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Multiply.
? 
A. 
B. 
C. 
D. 
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Solve the problem.At age 50, Ann must choose between taking $18,000 at age 60 if she is alive then, or $31,000 at age 70 if she is alive then. The probability for a person aged 50 living to be 60 and 70 is 0.85 and 0.55, respectively. Using expected value, what is Ann's best option?
A. $31,000 at age 70 B. $18,000 at age 60
Mathematics
Solve the problem.A pendulum bob swings through an arc 40 inches long on its first swing. Each swing thereafter, it swings only 90% as far as on the previous swing. How far will it swing altogether before coming to a complete stop?
A. 200 in. B. 44 in. C. 89 in. D. 400 in.
Mathematics
Find the domain.f(x) = 
A. 
or 
B. 
or 
C. 
or 
D. 
or 
Mathematics