Find a formula for the sum of the first n terms of the sequence.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Evaluate the definite integral.
A. 
ln 
B. - 
ln 14
C. 
ln 6
D. 
ln 
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Graph the function using transformations.f(x) = 
+ 1
A. 
B. 
C. 
D. 
Mathematics
Find the dot product v ? w.v = -4i,
w = j
A. 0
B. 
C. -3
D. -4
Mathematics
The masses m1 are located at the points P1. Find the moments Mx and My and the center of mass of the system.
Mathematics