Find the sum, if it exists, of the terms of the infinite geometric sequence.
A. 
B. 
C. 
D. Does not exist
Answer: B
Mathematics
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Solve the problem.How much work is required to move an object from x = 0 to x = 5 (measured in meters) in the presence of a constant force of 10 N acting along the x-axis?
A. 2 J B. 125 J C. ? D. 50 J
Mathematics
Use simple probability to complete the exercises.You are dealt one card from a standard 52-card deck. Find the probability of being dealt an ace or a 9.
A. 
B. 10
C. 
D. 
Mathematics
Find an equation of the line.
A. y = - 
x
B. y = 
x
C. y = 
x
D. y = - 
x
Mathematics
Find the nth term of the geometric sequence.a = -2; r = 
A. an = 
(-2)n-1
B. an = -2 
n-1
C. an = -2 
n-1
D. an = -2 
n
Mathematics