Express the sum using summation notation.
- 
+ 
- ... + (-1)(13 + 1) 
13
A. 
k
B. 
k
C. 
D. 
k
Answer: D
Mathematics
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Find the finance charge on the revolving charge account. Assume interest is calculated on the unpaid balance of the account. Round to the nearest cent.Unpaid Balance Monthly Interest Rate$2,777.96 1.5%
A. $20.83 B. $38.89 C. $41.67 D. $416.69
Mathematics
Solve the problem.A force of 
will stretch a rubber band 
. Assuming Hooke's law applies, how much work is done on the rubber band by a 
force?
A. 0.135 J B. 0.015 J C. 1350 J D. 0.045 J
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics
Evaluate the determinant.
A. -18 B. -420 C. 420 D. -16
Mathematics